Last Night's Look: Hit or Miss?

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

DEMI LOVATO

The starlet kicks up her patent Steve Madden pumps and shows off rock-star style in a sequin Alice + Olivia skirt and Nanette Lepore corset top finished off with a black Theory tuxedo blazer, red lips and feathered Phoebe headband for an appearance on Good Morning America in New York City.