Kim Kardashian arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Mary J. Blige arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Rihanna arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Jennifer Hudson arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Taylor Swift arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Beyonce arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Nicole Kidman and Keith Urban arrive at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Katy Perry arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Lady Gaga arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Miley Cyrus arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Sia, right, and Maddie Ziegler arrive at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Iggy Azalea arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Ariana Grande arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Nick Jonas arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Madonna arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Sam Smith arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Meghan Trainor arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Ciara arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Helen Lasichanh, left, and Pharrell Williams arrive at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Jessie J arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Kelly Osbourne arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Mali Music arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
David Burtka, left, and Neil Patrick Harris arrive at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Jane Fonda arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Charli XCX arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Gwen Stefani arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Blake Shelton and Miranda Lambert arrive at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Zendaya arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Edgar Cooper Endicott, left, and Melissa Rivers arrive at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Keb' Mo' arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Billy Ray Cyrus arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Brandy Clark arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Anna Kendrick arrives at the 2015 Grammy Awards. (Photo/Jordan Strauss)
Who's rocking their outfits on music's biggest night? Check out the good, the bad and the unique in fashion as stars arrive at the 2015 Grammy Awards.