<P> The show's theme song is called "Today is Gonna Be a Great Day" performed by Bowling For Soup . There is a Christmas version for "Phineas and Ferb Christmas Vacation", a Halloween version for "That's the Spirit" and "The Curse of Candace", a winter version for "For Your Ice Only" and "Happy New Year!" and another Halloween version for "Druselsteinoween", "Terrifying Tri-State Trilogy of Terror", and "Face Your Fear". An adaptation was also made for the 2011 Little League World Series . </P> <P> The first season of Phineas and Ferb was composed of 47 episodes, and 69 songs . It is focused on Phineas and Ferb with their crazed inventions, as Candace attempts to bust them . Also, Perry the Platypus fights his battles against his nemesis, Dr. Heinz Doofenshmirtz . The two songless episodes "Rollercoaster" and "Lights, Candace, Action" are not listed because they do not have songs . </P> <Table> <Tr> <Th> Episode Title </Th> <Th> Song (s) Title </Th> <Th> Writer </Th> <Th> Singer (s) </Th> <Th> Album (s) </Th> </Tr> <Tr> <Td> "Lawn Gnome Beach Party of Terror" </Td> <Td> "Backyard Beach" (#2 on Cliptastic Countdown) </Td> <Td> Dan Povenmire, Danny Jacob </Td> <Td> Ferb </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "If Summer Only Lasted One Day" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Bobby Gaylor, Jon Colton Barry </Td> <Td> Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "The Moment Has Arrived (our song)" </Td> <Td> N / A </Td> <Td> Cyclonous </Td> <Td> None </Td> </Tr> <Tr> <Td> "Perry the Platypus Theme Song" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh </Td> <Td> Randy Crenshaw, Laura Dickinson, Danny Jacob </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Flop Starz" </Td> <Td> "Gitchee Gitchee Goo" (#1 on Cliptastic Countdown) </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Jon Colton Barry </Td> <Td> Phineas and the Ferb - tones (Phineas, Ferb, The "Ferbettes" (sung by Laura Dickinson), Candace </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "I'm Lindana and I Wanna Have Fun!" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Jon Colton Barry, Chris Headrick </Td> <Td> Lindana (Olivia Olson) </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "The Fast and the Phineas" </Td> <Td> "Go, Go, Phineas" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Danny Jacob </Td> <Td> Isabella and the Fireside Girls </Td> <Td> None </Td> </Tr> <Tr> <Td> "Raging Bully" </Td> <Td> "He's a Bully" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Bobby Gaylor, Martin Olson, Danny Jacob </Td> <Td> Robbie Wyckoff </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "It's Going So Badly" </Td> <Td> Dan Povenmire, Danny Jacob </Td> <Td> Brawn </Td> <Td> None </Td> </Tr> <Tr> <Td> "Candace Loses Her Head" </Td> <Td> "She's Candace" </Td> <Td> N / A </Td> <Td> Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "I, Brobot" </Td> <Td> "Phinedroids and Ferbots" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Bobby Gaylor, Martin Olson, Aliki Theofilopoulos Grafft </Td> <Td> Danny Jacob, Aaron Jacob </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Run Away Runway" </Td> <Td> "Forever Summer" </Td> <Td> N / A </Td> <Td> Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "The Magnificent Few" </Td> <Td> "On The Trail" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Bobby Gaylor, Martin Olson, Danny Jacob </Td> <Td> Cowboy </Td> <Td> None </Td> </Tr> <Tr> <Td> "In The Mall" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Bobby Gaylor, Martin Olson, Danny Jacob </Td> <Td> Phineas, Isabella </Td> <Td> None </Td> </Tr> <Tr> <Td> "S'Winter" </Td> <Td> "S'Winter" </Td> <Td> N / A </Td> <Td> Isabella, Laura Dickinson, Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "Jerk De Soleil" </Td> <Td> "E.V.I.L.B.O.Y.S." (#6 on Cliptastic Countdown) </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Bobby Gaylor, Martin Olson </Td> <Td> Candace (Dan Povenmire) </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Are You My Mummy?" </Td> <Td> "My Undead Mummy" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Bobby Gaylor, Martin Olson, Danny Jacob </Td> <Td> Danny Jacob </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Ready For The Bettys" </Td> <Td> "Ready For the Bettys" (#10 on Cliptastic Countdown) </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Martin Olson, Danny Jacob, Aliki Theofilopoulos Grafft </Td> <Td> Lucy Davis (The Bettys) </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "I Scream, You Scream" </Td> <Td> "Busted" (#3 on Cliptastic Countdown) </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Martin Olson, Jon Colton Barry, Antoine Guilbaud, Danny Jacob </Td> <Td> Candace, Vanessa </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Toy to the World" </Td> <Td> "Shimmy Jimmy" </Td> <Td> N / A </Td> <Td> Laura Dickinson and Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "Quirky Worky Song" </Td> </Tr> <Tr> <Td> "Brick" </Td> </Tr> <Tr> <Td> "Get That Bigfoot Outta My Face" </Td> <Td> "He's Bigfoot" </Td> <Td> N / A </Td> <Td> Grandpa Clyde </Td> <Td> None </Td> </Tr> <Tr> <Td> "It's A Mud, Mud, Mud, Mud World" </Td> <Td> "Truck Drivin' Girl" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Bobby Gaylor, Martin Olson, Mike Diederich, Danny Jacob </Td> <Td> Danny Jacob </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Mom's Birthday" </Td> <Td> "I Love You Mom" (#7 on Cliptastic Countdown) </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Martin Olson </Td> <Td> Candace </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Journey To The Center Of Candace" </Td> <Td> "Hemoglobin Highway" </Td> <Td> N / A </Td> <Td> Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "It's About Time!" </Td> <Td> "When We Didn't Get Along" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Bobby Gaylor, Martin Olson, Jon Colton Barry, Danny Jacob </Td> <Td> Danny Jacob </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "My Nemesis" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Bobby Gaylor, Kent Osborne </Td> <Td> Beatle Knockoff Band </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Dude, We're Getting the Band Back Together" </Td> <Td> "History of Rock" </Td> <Td> Dan Povenmire, Martin Olson, Chris Headrick </Td> <Td> Danny, Phineas </Td> <Td> None </Td> </Tr> <Tr> <Td> "Fabulous" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Bobby Gaylor, Martin Olson, Chris Headrick </Td> <Td> Bobby </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Ain't Got Rhythm" (#8 on Cliptastic Countdown) </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Martin Olson, Robert Hughes, Danny Jacob </Td> <Td> Sherman, Phineas </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "You Snuck Your Way Right Into My Heart" </Td> <Td> Dan Povenmire, Martin Olson, Jon Colton Barry, Chris Headrick </Td> <Td> Love Händel </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Music Makes Us Better" </Td> <Td> Dan Povenmire, Danny Jacob, Chris Headrick </Td> <Td> None </Td> </Tr> <Tr> <Td> "Tree to Get Ready" </Td> <Td> "My Goody Two - Shoes Brother" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Bobby Gaylor, Martin Olson, Danny Jacob </Td> <Td> Doofenshmirtz </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "The Ballad Of Badbeard" </Td> <Td> "The Ballad Of Badbeard" </Td> <Td> N / A </Td> <Td> Phineas, Ferb, Candace, Isabella, Buford, Baljeet, Cymphonique Miller, Gretchen, Dan Povenmire </Td> <Td> None </Td> </Tr> <Tr> <Td> "Greece Lightning" </Td> <Td> "My Chariot" </Td> <Td> N / A </Td> <Td> Robbie Wyckoff </Td> <Td> None </Td> </Tr> <Tr> <Td> "Paul Bunyan's Pancake Haus" (jingle) </Td> <Td> N / A </Td> <Td> Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "Leave the Busting to Us!" </Td> <Td> "Leave the Busting to Us!" (song) </Td> <Td> N / A </Td> <Td> Dan Povenmire </Td> <Td> None </Td> </Tr> <Tr> <Td> "Gotta Make Summer Last" </Td> <Td> Danny Jacob, Janis Liebhart </Td> <Td> Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "Crack That Whip" </Td> <Td> "Ring Of Fun" </Td> <Td> Dan Povenmire, Martin Olson, Robert Hughes </Td> <Td> Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "The Best Lazy Day Ever" </Td> <Td> "Do Nothing Day" </Td> <Td> Jon Colton Barry </Td> <Td> Jeremy, Candace </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Boyfriend From 27,000 B.C" </Td> <Td> "Sandwich Town jingle" </Td> <Td> N / A </Td> <Td> Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "Voyage To The Bottom Of Buford" </Td> <Td> "Fish Out of Water" </Td> <Td> Jon Colton Barry, Martin Olson </Td> <Td> Sheena Easton </Td> <Td> None </Td> </Tr> <Tr> <Td> "A Hard Day's Knight" </Td> <Td> "Ballad of the Black Knight" </Td> <Td> N / A </Td> <Td> Huffer </Td> <Td> None </Td> </Tr> <Tr> <Td> "Traffic Cam Caper" </Td> <Td> "And the Animals Go" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Martin Olson </Td> <Td> Major Monogram </Td> <Td> None </Td> </Tr> <Tr> <Td> "Bowl - R - Ama Drama" </Td> <Td> "Pin - bowlin"' </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Martin Olson, Jon Colton Barry, Michael Culross </Td> <Td> Robbie Wyckoff </Td> <Td> None </Td> </Tr> <Tr> <Td> "Got Game?" </Td> <Td> "F - Games" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Martin Olson, Michael Culross </Td> <Td> Robbie Wyckoff </Td> <Td> None </Td> </Tr> <Tr> <Td> "Comet Kermillian" </Td> <Td> "Quirky Worky Song" </Td> <Td> N / A </Td> <Td> Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "S.I.M.P (Squirrels in My Pants)" (#5 on Cliptastic Countdown) </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Martin Olson, Michael Culross </Td> <Td> 2 Guys in the Parque (Danny Jacob, Robbie Wyckoff) </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Put That Putter Away" </Td> <Td> "Quirky Work Song" </Td> <Td> N / A </Td> <Td> Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "Disco Miniature Golfing Queen" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Martin Olson, Danny Jacob </Td> <Td> Laura Dickinson </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Does This Duckbill Make Me Look Fat?" </Td> <Td> "Slushy The Clown" </Td> <Td> N / A </Td> <Td> Rob Paulsen </Td> <Td> None </Td> </Tr> <Tr> <Td> "Perry The Teenage Girl" </Td> <Td> Sheena Easton </Td> <Td> None </Td> </Tr> <Tr> <Td> "The Flying Fishmonger" </Td> <Td> "The Flying Fishmonger" </Td> <Td> N / A </Td> <Td> Phineas, Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "One Good Scare Ought to Do It!" </Td> <Td> "Perry the Platypus Theme Song (Extended)" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh </Td> <Td> Randy Crenshaw, Laura Dickinson, Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "Candace Theme Song (Who's That Girl)" </Td> <Td> N / A </Td> <Td> Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "One Good Scare" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Danny Jacob, Chris Headrick </Td> <Td> Phineas, Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "The Monster of Phineas - n - Ferbenstein" </Td> <Td> "He's Eviler" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Martin Olson </Td> <Td> Jekyll Doofenshmirtz, Olivia Olson </Td> <Td> None </Td> </Tr> <Tr> <Td> "Oil on Candace" </Td> <Td> "Impress My Professor" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Martin Olson, Danny Jacob, Antoine Guilbaud, Aliki Theofilopoulos Grafft </Td> <Td> Doofenshmirtz, Laura Dickinson </Td> <Td> None </Td> </Tr> <Tr> <Td> "Out of Toon" </Td> <Td> "Pinhead Pierre Theme" </Td> <Td> Danny Jacob, Jon Colton Barry </Td> <Td> Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> Hail Doofania! </Td> <Td> Hail Doofania </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Martin Olson, Michael Culross </Td> <Td> Doofenshmirtz </Td> <Td> None </Td> </Tr> <Tr> <Td> "Out to Launch" </Td> <Td> "Let's Take a Rocketship to Space" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Bobby Gaylor, Martin Olson, Danny Jacob </Td> <Td> Danny Jacob </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Shooting Star Milkshake Bar" </Td> <Td> N / A </Td> <Td> None </Td> </Tr> <Tr> <Td> "Phineas and Ferb Get Busted!" </Td> <Td> "The Good Life" </Td> <Td> Dan Povenmire, Danny Jacob </Td> <Td> Danny Jacob </Td> <Td> None </Td> </Tr> <Tr> <Td> "Little Brothers" (#4 on Cliptastic Countdown) </Td> <Td> Jon Colton Barry </Td> <Td> Stacy (Laura Dickinson) </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Chains On Me" </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Martin Olson </Td> <Td> Dan Povenmire </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> <Tr> <Td> "Funky Noises in the Bathroom" </Td> <Td> N / A </Td> <Td> None </Td> <Td> None </Td> </Tr> <Tr> <Td> "Unfair Science Fair" </Td> <Td> "Baliwood" </Td> <Td> Dan Povenmire, Robert Hughes, Aliki Theofilopoulos Grafft </Td> <Td> Phineas, Baljeet </Td> <Td> None </Td> </Tr> <Tr> <Td> "Unfair Science Fair Redux (Another Story)" </Td> <Td> "Queen of Mars" (#9 on Cliptastic Countdown) </Td> <Td> Dan Povenmire, Jeff "Swampy" Marsh, Jon Colton Barry </Td> <Td> Candace </Td> <Td> Phineas and Ferb (soundtrack) </Td> </Tr> </Table> <Tr> <Th> Episode Title </Th> <Th> Song (s) Title </Th> <Th> Writer </Th> <Th> Singer (s) </Th> <Th> Album (s) </Th> </Tr>

What is the episode of phineas and ferb with squirrels in my pants