<Table> Key <Tr> <Td> </Td> <Td> Indicates best - performing single of 2010 </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> Indicates best - performing single of 2010 </Td> </Tr> <Table> <Tr> <Th> Issue date </Th> <Th> Song </Th> <Th> Artist (s) </Th> <Th> Reference (s) </Th> </Tr> <Tr> <Td> January 2 </Td> <Td> "Tik Tok" </Td> <Td> Kesha </Td> <Td> </Td> </Tr> <Tr> <Td> January 9 </Td> <Td> </Td> </Tr> <Tr> <Td> January 16 </Td> <Td> </Td> </Tr> <Tr> <Td> January 23 </Td> <Td> </Td> </Tr> <Tr> <Td> January 30 </Td> <Td> </Td> </Tr> <Tr> <Td> February 6 </Td> <Td> </Td> </Tr> <Tr> <Td> February 13 </Td> <Td> </Td> </Tr> <Tr> <Td> February 20 </Td> <Td> </Td> </Tr> <Tr> <Td> February 27 </Td> <Td> </Td> </Tr> <Tr> <Td> March 6 </Td> <Td> "Imma Be" </Td> <Td> The Black Eyed Peas </Td> <Td> </Td> </Tr> <Tr> <Td> March 13 </Td> <Td> </Td> </Tr> <Tr> <Td> March 20 </Td> <Td> "Break Your Heart" </Td> <Td> Taio Cruz featuring Ludacris </Td> <Td> </Td> </Tr> <Tr> <Td> March 27 </Td> <Td> "Rude Boy" </Td> <Td> Rihanna </Td> <Td> </Td> </Tr> <Tr> <Td> April 3 </Td> <Td> </Td> </Tr> <Tr> <Td> April 10 </Td> <Td> </Td> </Tr> <Tr> <Td> April 17 </Td> <Td> </Td> </Tr> <Tr> <Td> April 24 </Td> <Td> </Td> </Tr> <Tr> <Td> May 1 </Td> <Td> "Nothin' on You" </Td> <Td> B.o.B featuring Bruno Mars </Td> <Td> </Td> </Tr> <Tr> <Td> May 8 </Td> <Td> </Td> </Tr> <Tr> <Td> May 15 </Td> <Td> "OMG" </Td> <Td> Usher featuring will.i.am </Td> <Td> </Td> </Tr> <Tr> <Td> May 22 </Td> <Td> "Not Afraid" </Td> <Td> Eminem </Td> <Td> </Td> </Tr> <Tr> <Td> May 29 </Td> <Td> "OMG" </Td> <Td> Usher featuring will.i.am </Td> <Td> </Td> </Tr> <Tr> <Td> June 5 </Td> <Td> </Td> </Tr> <Tr> <Td> June 12 </Td> <Td> </Td> </Tr> <Tr> <Td> June 19 </Td> <Td> "California Gurls" </Td> <Td> Katy Perry featuring Snoop Dogg </Td> <Td> </Td> </Tr> <Tr> <Td> June 26 </Td> <Td> </Td> </Tr> <Tr> <Td> July 3 </Td> <Td> </Td> </Tr> <Tr> <Td> July 10 </Td> <Td> </Td> </Tr> <Tr> <Td> July 17 </Td> <Td> </Td> </Tr> <Tr> <Td> July 24 </Td> <Td> </Td> </Tr> <Tr> <Td> July 31 </Td> <Td> "Love the Way You Lie" </Td> <Td> Eminem featuring Rihanna </Td> <Td> </Td> </Tr> <Tr> <Td> August 7 </Td> <Td> </Td> </Tr> <Tr> <Td> August 14 </Td> <Td> </Td> </Tr> <Tr> <Td> August 21 </Td> <Td> </Td> </Tr> <Tr> <Td> August 28 </Td> <Td> </Td> </Tr> <Tr> <Td> September 4 </Td> <Td> </Td> </Tr> <Tr> <Td> September 11 </Td> <Td> </Td> </Tr> <Tr> <Td> September 18 </Td> <Td> "Teenage Dream" </Td> <Td> Katy Perry </Td> <Td> </Td> </Tr> <Tr> <Td> September 25 </Td> <Td> </Td> </Tr> <Tr> <Td> October 2 </Td> <Td> "Just the Way You Are" </Td> <Td> Bruno Mars </Td> <Td> </Td> </Tr> <Tr> <Td> October 9 </Td> <Td> </Td> </Tr> <Tr> <Td> October 16 </Td> <Td> </Td> </Tr> <Tr> <Td> October 23 </Td> <Td> </Td> </Tr> <Tr> <Td> October 30 </Td> <Td> "Like a G6" </Td> <Td> Far East Movement featuring The Cataracs and Dev </Td> <Td> </Td> </Tr> <Tr> <Td> November 6 </Td> <Td> </Td> </Tr> <Tr> <Td> November 13 </Td> <Td> "We R Who We R" </Td> <Td> Kesha </Td> <Td> </Td> </Tr> <Tr> <Td> November 20 </Td> <Td> "What's My Name?" </Td> <Td> Rihanna featuring Drake </Td> <Td> </Td> </Tr> <Tr> <Td> November 27 </Td> <Td> "Like a G6" </Td> <Td> Far East Movement featuring The Cataracs and Dev </Td> <Td> </Td> </Tr> <Tr> <Td> December 4 </Td> <Td> "Only Girl (In the World)" </Td> <Td> Rihanna </Td> <Td> </Td> </Tr> <Tr> <Td> December 11 </Td> <Td> "Raise Your Glass" </Td> <Td> Pink </Td> <Td> </Td> </Tr> <Tr> <Td> December 18 </Td> <Td> "Firework" </Td> <Td> Katy Perry </Td> <Td> </Td> </Tr> <Tr> <Td> December 25 </Td> <Td> </Td> </Tr> </Table> <Tr> <Th> Issue date </Th> <Th> Song </Th> <Th> Artist (s) </Th> <Th> Reference (s) </Th> </Tr>

What was the number one song on october 22 2010