On America's Next Top Model Cycle 19, Episode 4: "The Girl Who Does What Tyler Perry Says" (airing September 14) we're treated to a big-name guest star when Tyler Perry drops by the set to grade the girls' acting abilities. But which model gets the comment "I thought she was crazy" from Tyra Banks? And is that a good or bad thing? In ANTM world, you never know. Check out the preview for the episode below.