<P> Star gets an unexpected visit from her father who had been kicked out of the house for not picking up after himself . After getting excited over Earth activities such as using a flush toilet and playing miniature golf, he ends up overstaying his welcome . He hosts a party with his inter-dimensional friends, but it is soon crashed by a sun character named Helios . </P> <Tr> <Th> 10 </Th> <Td> 10 </Td> <Td> "St. Olga's Reform School for Wayward Princesses" </Td> <Td> Piero Piluso </Td> <Td> Piero Piluso </Td> <Td> Nate Federman, Piero Piluso, & Mike Yank </Td> <Td> August 10, 2015 (2015 - 08 - 10) </Td> <Td> 110 </Td> <Td> 0.50 </Td> </Tr> <Tr> <Td_colspan="9"> <P> Star and Marco go undercover as new princess students in order to break Flying Princess Pony Head out of St. Olga's on her birthday . They discover that Pony Head has been brainwashed to be a compliant princess and try to evade the robot guards and the reform school's headmistress Miss Heinous . </P> Guest stars: Jessica Walter as Miss Heinous, Jodi Benson as Singing Teacher </Td> </Tr> <P> Star and Marco go undercover as new princess students in order to break Flying Princess Pony Head out of St. Olga's on her birthday . They discover that Pony Head has been brainwashed to be a compliant princess and try to evade the robot guards and the reform school's headmistress Miss Heinous . </P>

Star vs the forces of evil season 3b