Style Watch PollLast Night's Look: Hit or Miss?
Vote on this week's styles including Ashlee Simpson, Mariah Carey and more stars! You decide – are they fashionistas or flops?
DEMI LOVATO
While being honored as the ambassador of education for the American Partnership for Eosinophilic Disorders, the Disney Channel star dons a sweet black halter dress, Swarovski jewelry and black pumps.
