Dude Sounds Like Snagglepuss

Actually, that's Bert Lahr (best remembered as the Cowardly Lion from "The Wizard of Oz") starring in a circa 1961 commercial for Blatz Beer.

Want Some Beer To Go With Those Potato Chips, Bert?

From around 1960, here a Blatz Beer commercial with Bert Lahr (the Cowardly Lion from "The Wizard of Oz").

Can't Eat Just One, Bert

From 1967, here's Bert Lahr, dressed as the Devil, starring in a commercial for Lay's Potato Chips.