Hayden Celebrates Her Birthday!

Hayden "TooHotForMyAge" Panettiere started off her b-day by registering to vote! Then like most of young Hollywood, Hayden P wanted to celebrate her bash in Malibu, she hosted the party at the LG House! With about 75-100 friends and family, Hayden rang in her big 1-8 along side pals Rumer Willis, Mario Lopez, Milo Ventimiglia, Kristen Bell and her boyfriend Stephen Colletti.