David Hasselhof celebrates his 70th birthday: "Baywatch"-Star with a perm and a six-pack

Many still know David Hasselhof as the sexy lifeguard in a red swimsuit. The actor turns 70 on Sunday. A look back. Round birthday for David Hasselhof: Sunday, the artist will be 70 years old. The Hoff has been in the spotlight for 40 years. After a z