When your elderly father overestimates his own strength and gets stuck in the bath tub, you have to help him out, and you see his shrivelly willy in the process.
When you're at the movies with a chick, and you put a hole at the bottom of the popcorn tub and place your dick inside. You are now in possession of the Chub Tub.
Grogs : So how was the movie with Steph?
Shizzle: The movie was lame but I gave her the Chub Tub so it turned out to be so legit.