O.J. Simpson on Family Guy. Enough said.
Added:

Family Guy Season 7 Episode 9 Quotes

O.J. Simpson: Hi. Are you Peter Griffin?
Peter: That's my name, don't put a knife in it.

West: We don't want you in our town, Simpson! We don't love you like we did in 1993!
[cut to Homer Simpson from The Simpsons]
Homer: D'oh!
West: And as for you, O.J., we don't want you here either!