ALVINNN!!! and the Chipmunks 2015 Season 3 Episode 3 - The Cat Sitter / Addicted >Jeanette wants to conduct a psychological experiment to see if the Chipmunks can last without engaging in their favorite activities for three hours. Each of the boys are locked in a room with an object of their desire: Alvin with a new video game, Simon with a new model spacecraft, and Theodore with a box of cupcakes. The Chipettes monitor their progress, though Brittany and Eleanor decide to turn things up a notch by sending in various distractions to pressure the Chipmunks into caving in to their desires.