All Time Low stopped by the BBC Radio 1 studios this morning for an acoustic cover of Sia's hit single, “Elastic Heart.” Watch the band's performance below and leave us a comment with your thoughts!

Video: Watch All Time Low give a surprise performance at the top of the Empire State Building

All Time Low released their latest studio album, Future Hearts, earlier this week via Hopeless Records. 



Additionally, ATL's very own Alex Gaskarth and Jack Barakat will be hosting the 2015 AP Music Awards. Cast your vote and purchase your ticket now!