Alvin Forever After is an upcoming 3D imaganary film It was directed by Roc Malik and Rayah Cooper.
It was released in 3D on December 25th, 2011.
Alvin goes to an alternative universe and he has'nt met Brittany, Jeanette or Eleanor.
Alvin as himself.
Simon as himself.
Theodore as himself.
Ben Stiller as Teenage Alvin.
Brittany as herself.
Jeanette as herself.
Eleanor as himself.
Alvin 4 seems like it's the 5th, movie.
When Alvin turns into a Teenage Alvin he looks much different and tall and Simon is small just as Theodore, Brittany, Jeanette and Eleanor are. Alvin looks much skinner and tall than he does in the 3 Chipmunk movies. The Teenage Alvin is voiced by Ben Stiller. Justin Long was replaced for awhile.