Music's biggest names gathered in LA on Sunday for the Grammy Awards, and the red carpet was full of famous ladies. Nominee and performer Taylor Swift went Grecian in J. Mendel, while Adele chose a bright red number. Jennifer Lopez showed plenty of skin in a slitted gown as she arrived on the arm of boyfriend Casper Smart, and Carrie Underwood posed for the cameras in Roberto Cavalli. Rihanna, who performed during the show, made a sexy appearance in a sheer red custom Azzedine Alaïa, and Katy Perry went green in Gucci. She posed solo when she wasn't with pal Allison Williams. Beyoncé switched things up in a black-and-white jumpsuit from Osman by Osman Yousefzada, and there were so many more looks to see. Click through for more red-carpet moments, and make sure to vote on your favorites in our fashion and beauty polls.