Sylvester Cat sleeps on the ledge outside the high-rise lab of Dr. Jekyll. He dreams that Tweety Bird is exposed to the infamous Hyde formula, which repeatedly changes the little canary into a monstrous, prehistoric bird of prey that chases him around the building.
Hyde and Go Tweet
Sylvester is sleeping on the ledge outside the office of Dr. Jekyll, who is drinking the potion that turns him into a monster. Sylvester chases Tweety as he flies by and Tweety ends up in the Hyde formula turning him into a giant.
