Justin Bieber Looks Golden at Met Gala 2015

Justin Bieber rocks a gold blazer at the 2015 Met Gala held at the Metropolitan Museum of Art on Monday (May 4) in New York City.

The 21-year-old entertainer was seen messing around with French fashion designer Olivier Rousteing on the red carpet.

PHOTOS: Check out the latest pics of Justin Bieber

The night before, Justin was seen supporting Floyd Mayweather at his boxing match against Manny Pacquiao in Las Vegas.

“Congrats on 48-0 @floydmayweather. Go see both of our shots from last night,” Justin wrote on Twitter after Floyd‘s win.

FYI: Justin is wearing Balmain.