The Klimpaloon Ultimatum

"The Klimpaloon Ultimatum" is an episode of Phineas and Ferb. It first aired on July 7, 2014.

Plot
Phineas and the gang help Love Händel prove the existence of Klimpaloon, the magical old-timey bathing suit that lives in the Himalayas, to verify that their song, "The Ballad of Klimpaloon", is legitimate.