Watch Alvin and the Chipmunks Season 3 full episodes watchcartoononline.
Synopsis: Alvin and the Chipmunks series about three chipmunk brothers, Alvin, Simon, and Theodore. The trio have been adopted by and are living with Dave (human). Each show finds the boys getting into trouble and new and unusual situations. Alvin, Simon, and Theodore were not the only chipmunks in the series. The series also involved The Chipettes who were a girl band. Alvin and The Chipmunks was a reprise of the 1961 series The Alvin Show.