Selena Gomez [1] drew eyes when she arrived at the Met Gala on Monday. The singer, who is just days from kicking off her Revival tour [2], was all smiles as she strutted her stuff on the red carpet and showed off her white polka-dot dress complete with a leather vest [3], paying homage to the ball's Manus x Machina theme. Also on hand for the event was Selena's BFF Taylor Swift [4], who is one of the Met Gala cochairs along with Idris Elba. Keep reading for more of Selena's night, and then check out all the star-studded arrivals [5].