Alana Blanchard

Documentary about the first steps taken by 3 young women to become professional surfers.

Bethany Hamilton, a 13-year-old girl destined for a successful surfing career, lost her arm to a 14-foot tiger shark on Oct. 31, 2003. The attack didn't cause this determined Soul Surfer to give up. Instead, it compelled her to discover her purpose in life as she overcame the loss of her arm and got back on the board just three weeks later.

Celebrities endure some of the harshest, most grueling challenges from the playbook of the actual special forces selection process; their goal is not to win votes and face eliminations — for them it is just about survival.