I wanted to do something a bit fun for everyone.

What was your favorite cartoon scene that had a weight gain/inflation happening?

It can be many scenes as you like. Here's mine to name a few.

Tanya Trunk's Water inflation (Bonkers)
Female Elephant Inflation (Rudolf)
Kangaroo Weight Gain (Uncle Grandpa)
Dagget and Norbert's weight gain (Angry Beavers)
King's water inflation (Onegai My Melody)
Goofy's Big Wash inflation
Mammoth Mutt's inflation scenes (Krypto the Superdog)
Just Desserts episode (FOP)
Courage's weight gain (Courage the Cowardly Dog)