New Looney Tunes - Season 2 - Episode 17A - "Quantum Sheep"
Dr. Clovenhoof creates an age machine that transports himself, Bugs and Squeaks to
different stages of their lives. They start off as Babies than jump to high school
age and than to old age. At the end Bugs and Squeaks return to their right ages but
Dr. Clovenhoof becomes a Baby.
New Looney Tunes - Quantum Sheephttp://looneytunes.wikia.com/wiki/Quantum_Sheep
I'm still trying to find the episode online. New Looney Tunes first season was known
as "Wabbit" before the name change.