It's Herman the Hermit. And Snively.
6 seconds sound clip from the Yogi's First Christmas (1980) movie soundboard.
You can hear this line at 01:29:10 in the Blu-ray version of the movie.
Quote context
[...]
- I'm still hungry. Boy, I wish I was at that party.
- No you don't, kid. You and me, we hate Christmas, right?
- And here's Santa's gift for little Augie Doggie.
- Let's see now, little elf-type buddy, uh, who didn't get a present?
- Oh, ho, ho, ho. There's somebody.
- It's Herman the Hermit. And Snively.
- He was there a moment ago with Herman.
- Ho, ho, ho! Hold everything. Old Santa found a couple of more customers.
- Merry Christmas, Snively. You too, Herman.
[...]