High Quality Content by WIKIPEDIA articles! "The Sweetest Apu" is the nineteenth episode of The Simpsons` thirteenth season. It originally aired on the Fox network in the United States on May 5, 2002. In the episode, Homer and his wife Marge discover that convenience store owner Apu is having an affair with the Squishee delivery lady working in his store. It is up to Marge, Homer and Apu to try to keep his wife Manjula from learning his secret.