ALVINNN!!! and the Chipmunks 2015 Season 2 Episode 10 - Double Trouble / Liar Liar >Dave and Alvin help a man with a flat tire, but during this time Alvin makes up a lie that he has an older brother who is racing in China. This starts a chain reaction where Dave, Alvin and then Simon and Theodore have to cover up for each other as the lie becomes bigger and bigger and spreads at school. In the end, Miss Smith just summons everyone at school and slams Dave for sending the wrong message to his sons.