Next Tuesday (May 15) David Hasselhoff will be a guest on The Tonight Show with Jay Leno on NBC airing at 11:35pm/10:35pm Central. There isn't much on the website to go on, but presumably he'll be on to talk about his upcoming movie Piranha 3DD. The movie comes to theaters June 1st in the states. (More release dates here.)He will be on the show with Wanda Sykes and musical guest Santana.