This week marks the 700th episode of REAL TIME WITH BILL MAHER and features a one-on-one interview with Dave Barry, Pulitzer Prize-winning humor columnist and author of the new book "Class Clown: The Memoirs of a Professional Wiseass: How I Went 77 Years Without Growing Up." This week's panel discussion includes Paul Begala, Democratic strategist and political contributor at CNN; and Rep. Wesley Hunt, Republican congressman who represents the 38th district of Texas.