Valerie Bertinelli: Before and After

Valerie Bertinelli in 2003 at a "One Day at a Time" reunion with co-stars Bonnie Franklin (c) and Mackenzie Phillips. (AP)

Valerie Bertinelli's shows off her new bikini bod on the April 6, 2009 cover of People. (People)

Valerie Bertinelli with comfort-food cook Rachel Ray. (AP)

Valerie Bertinelli with former hubby Eddie Van Halen, who is probably kicking himself right now. (AP)

Valerie Bertinelli goes blonde. Mistake. (AP)

Valerie Bertinelli, back in the day. She looks even better now. How is that possible? (AP)