5 Seconds of Summer Make Silly Faces on the Billboard Music Awards 2014 Red Carpet!

5 Seconds of Summer sport some edgy looks at the 2014 Billboard Music Awards held at the MGM Grand Garden Arena on Sunday (May 18) in Las Vegas, Nev.

The guys – Calum Hood, Michael Clifford, Ashton Irwin, and Luke Hemmings – are set to do a live performance tonight during the show.

PHOTOS: Check out the latest pics of 5 Seconds of Summer

“You guys ready to rock with us at the billboard awards, TELL ME YOU ARE READY,” Luke tweeted before arriving.

In case you missed it, check out the full list of nominees for tonight’s show here!

10+ pictures inside of 5 Seconds of Summer at the Billboard Music Awards…