Recurring Guest Characters Donny Osmond 2 guest appearances Andy Richter 2 guest appearances Freddie Prinze, Jr. 2 guest appearances Michael Stipe 2 guest appearances David Cross 2 guest appearances Ed McMahon 2 guest appearances Jackie Stallone 2 guest appearances Senator Trent Lott 2 guest appearances Larry King 2 guest appearances Senator Joe Lieberman 2 guest appearances Craig Kilborn 1 guest appearances Rabbi 1 guest appearances Colby Lopez 1 guest appearances Andrew Cockburn 1 guest appearances Racist Caller 1 guest appearances C-SPAN voice-over 1 guest appearances Mitt Romney 1 guest appearances Burger 1 guest appearances Almond 1 guest appearances George Lucas 1 guest appearances ⇤ « 1 2 3 4 5 6 7 8 9 10 » ⇥