AnnaLynne and Angel McCord
10/19/2010 at 09:00 AM EDT
"When I want to feel sexy I like to dance, even if I'm at home by myself in my knee-high socks sliding there like Risky Business ... My sisters and I, if one of us starts, we're all there in front of the mirror, dancing and it's just obnoxious. I feel sexy when I do that."
AnnaLynne McCord, 23, tells PEOPLE about feeling sexy when bonding with sisters Angel and Rachel and even mimicking Tom Cruise
's famous dance moves at the 50 & Fabulous: Celebrating 50 Years of Women's Advances Since the Pill gala at the Pierre Hotel in New York on Monday.
– MAry Park