TBS Cancels Lopez Tonight Final show will air tomorrow night By John Johnson, Newser Staff Posted Aug 10, 2011 2:24 PM CDT 16 comments Comments George Lopez will host his last TBS show tonight. (Getty Images) (Newser) – George Lopez is out of the talk-show business as of this week. TBS has abruptly canceled his Lopez Tonight, and the final show will air tomorrow night, reports TV Line. The decision not to order a third season comes after TBS moved the show to midnight last November to follow Conan O'Brien. Lopez Tonight continued to struggle in the ratings, however. Click for more.