Michael Jackson
Try again (see post 28). 
We have a double on Bumblebee Guy.
I’ll add Santa’s Little Helper to the list.
Charles Montgomery Burns
Guy Incognito.
Rod Flanders
Bleedin’ Gums Murphy!
Oh crap! Somebody already said that. It’s hard to keep track.
OK, how about…
Tibor, the guy at the nuclear plant who doesn’t speak English!
Horatio McAllistar (a.k.a. The Sea Captain)
Cookie Kwan. Stay out of the west side!
Captain Lance Murdock
Zzzztev’n Hawww-king!
Steven Hawking – just in case anyone was trying to page-search for it to see if anyon ehad already had it, as I had…
True Blue Jack
Mandy
“Hey Mandy, you came and you something something…”
Leon Kompowsky (aka Michael Jackson)
Jimbo Jones
Cletus the Slack-Jawed Yokel got me 5 points in the Inter-Collegiate Quiz.
:smack: Right.
Okay, how 'bout the Blue-Haired Lawyer.
The kid with one eyebrow
Lieutenant L.T. Smash
Jasper, the OP’s namesake