Unidentified Flying Chipmunks

Alvin convinces Theodore to dress up as an alien to attract more fans, but they also attract some investigators with the government who research ufo's. The investigators decide to kidnap Theodore and perform experiments on him and Alvin and Simon must think of a way to save him.

Alvin convence a Theodoro de que se haga pasar por extraterreste para aumenta la base de fans que tienen, pero eso ocaciona que los militares y cientificos traten de cazar a Theodoro con el fin de estudiarlo y les corresponde a Alvin y a Simon rescatarlo.