Tonight the reality series Splash premieres on ABC. The premise is simple: celebrities attempt to perform Olympic style dives. The format is a hit internationally, but FOX's similar Stars in Danger: The High Dive bellyflopped to a 1.3 adults 18-49on January 9. Splash's timeslot predecessor premiered to a 2.4 adults 18-49 rating on February 26. So how will Splash do? Make your prediction.