Twenty One Pilots won Best Pop Duo/Group Performance for their hit "Stressed Out" at the 2017 Grammy Awards tonight (Feb. 12).

Bandmates Tyler Joseph and Joseph Dunn accepted their award in their underwear and stood on stage wearing their tuxedo tops but no pants.

Watch Twenty One Pilots Deliver Acceptance Speech In Their Underwear

The alternative hip-hop duo from Columbus, Ohio faced formidable competition in the category, which included "Closer" by The Chainsmokers and Halsey, "7 Years" by Lukas Graham, "Work" by Rihanna and Drake, and "Cheap Thrills" by Sia and Sean Paul.

"Stressed Out" is also nominated for Record Of The Year. The band's other hit single, "Heathens," is also nominated for Best Rock Performance, Best Rock Song, and Best Song Written for Visual Media.

Hosted by James Corden, the 59th annual Grammy Awards ceremony took place at the Staples Center in Los Angeles on Sunday, February 12, broadcast live on CBS. The 2017 Grammy Awards nominees were announced on December 6, with a tribute performance to Prince.

Our 2017 Grammys host Aja Dang is on the red carpet for us this year: keep up with everything happening live on Facebook, follow us on Twitter at @PopCrush and join the conversation on social media using #GrammysPC!

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