Last Night's Look: Hit or Miss?

Vote on this week's styles including Rihanna, Katie Holmes and more stars! You decide – are they fashionistas or flops?

VANESSA HUDGENS

Vanessa gets Seductive at the launch for a GUESS fragrance by the same name in a mini LBD by GUESS by Marciano, on-trend over-the-knee boots and a leopard clutch in Hollywood.