Justin Bieber and Taylor Swift
Vince Bucci/Startraks; FameFlynet
05/20/2013 at 10:00 AM EDT
With music performances galore, the 2013 Billboard Music Awards brought hit songs to life on Sunday.
Broadcast live from the MGM Grand in Las Vegas, Justin Bieber
, Selena Gomez
, Taylor Swift
, Nicki Minaj
, Christina Aguilera
and more came together to show off their red carpet style
, perform their chart-topping tunes and thank the fans.
From Bieber's boo-gate
to Aguilera's sexy slim-down
, the show had social media buzzing. Here's what you had to say: