To Watch Tonight

What to watch after a man in a gorilla suit steals your pants ... • Horse racing: Preakness post position draw, at Baltimore (5 p.m., ET). Do not bother me for the next two hours! [ ESPN2] • MLB: Atlanta at Philadelphia (7 p.m., ET). Bring me the head of the Phillie Phanatic. [ ESPN] • NBA: Eastern Conference semifinals, Game 5, Cleveland at Boston (8 p.m., ET); Western Conference semifinals, Game 5, Utah at Los Angeles Lakers (10:30 p.m., ET). This had better not interfere with Saving Grace. [ TNT] • NHL: Western Conference finals, Game 4, Detroit at Dallas (8 p.m., ET). An unhealthy obsession with Derek Meech? Please. What do doctors know? [ Versus]