When I read that I read it in the voice of the cowardly lion from The Wizard of Oz. But I don't think it's that. It's definitely a cat of some sort though.
The Flintstones
[FnG]magnolia;23262802 said:Audrey Hepburn in Breakfast at Tiffany's.
Google fu says its from "The Honeymooners"
Also appears often in "my Little Pony" (really? is this where you've seen it?)
Also shaggy says it to Scooby Doo often
Tug-In-Time Tigger
Shaggy says "You gotta help me, Scoob, old friend, old pal, old dear good buddy." in one episode.