Guest Stars Martin Mull as Himself (Center Square) Jason Alexander as Himself (Panelist) Kathie Lee Gifford as Herself (Panelist) Kareem Abdul-Jabbar as Himself (Panelist) Jeff Corwin as Himself (Panelist) Louise DuArt as Herself Kathy Griffin as Herself (Panelist) Joan Rivers as Herself (Panelist) Alan Young as Himself (Panelist)