My friends and I used to do the Sweathogs' catchphrases, if not quite their voices.
"Hi there. I don't happen to have it here, hahn-dee."
"I got a note!"
"What. Where. I'm Lefty Bah-bah-ree-nooooooooooo!"
"Heh, heh, heh! Ooo! Oo-oo!"
For a show that was on in the 1970s, it has lost 4 people already -- Horshack, Epstein, Woodman (okay, he was 120 years old), and recurring member Hotsy Totsy (Debralee Scott).
R.I.P. Ron!