From Muppet Wiki

The Sleeze Brothers sang with Lou Rawls in the opening number performance of "Groovy People" on episode 215 of The Muppet Show.

They are a group of four Whatnot lounge singers, with bright feathery hair, maroon jackets, and large-collared polyester shirts. Their eyes are half closed.

They were puppeteered by Jerry Nelson and Richard Hunt.

See Also

• Sam Sleaze and Sid Sleaze