PHOTO GALLERY: Celebrity Triathletes in Malibu

What did you do with your life today?

Well, these stars ran a triathalon this morning. Dang!

Mario Lopez and Teri Hatcher were among the celebs who participated in the Malibu Triathlon today in sunny California. Oh, and David Hasselhoff was there. Score!

Check out their pics in our new gallery! Congrats!