Alvin And The Chipmunks Meet Frankenstein Internet Archive -

The tension peaks when Dr. Frankenstein kidnaps Alvin and transforms him into a zany, "cartoon monster" version of himself. Simon and Theodore must use the doctor's own potion book to create an antidote using everyday items from a buffet to save their brother.

Before we talk about where to find it, we have to appreciate what it is. Released in 1999, Alvin and the Chipmunks Meet Frankenstein was a direct-to-video film that managed to capture the spirit of the classic 1960s series while leaning into the Halloween aesthetic perfectly. alvin and the chipmunks meet frankenstein internet archive