Stradivari Drum Funny

A rich owner of a supermarket decided to become a collector and brought the drum home from the pawn shop.
His wife: What is it for?
-- It's Stradivari Drum -- a collector's item!
-- Dumb you! Stradivari made violins!
So He went back with anger to the pawn shop to literally kick owner's a$$.
After a while He still comes back with the drum and sais to his wife:
-- Dumb you! Stradivari made violins for dumbs...