After releasing the music video for “First Time,” Kygo and Ellie Goulding have been unstoppable. Already the duo have entered Billboard's Hot 100 earlier this month and continue to rack up millions of views on their hit single.

During Kygo's trip to the BBC Radio 1 Live Lounge on Wednesday, May 31st, Ellie Goulding joined Kygo to perform a stripped-back rendition of their hit collaboration as well as a cover of Harry Styles' “Sign of the Times.”

Listen below and stay tuned for the full versions.

Kygo & Ellie Goulding Perform Acoustic Version of “First Time”

Kygo & Ellie Goulding Cover Harry Styles' “Sign of the Times”