Theodore vs. Theodore vs. Theodore

Which version do you like best?

Below is the 1960s version of Theodore (pictured with Simon), from the NBC series "The Alvin Show".


This is the 1980s version of Theodore, from the NBC show "Alvin and the Chipmunks".

This is the 2009 version of Theodore, from the movie "Alvin and the Chipmunks 2: The Squeakquel".

Here is the 2010 version of Theodore, taken just a few days ago.

It appears that Theodore's cheeks just keep getting bigger and bigger! Must be all the genetically modified walnuts these days...