Guest Stars Martin Mull as Himself (Center Square) Jason Alexander as Himself (Panelist) Kareem Abdul-Jabbar as Himself (Panelist) Kathie Lee Gifford as Herself (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)