After Justin Timberlake wowed the audience at the 2018 Brit Awards on Wednesday (Feb. 21), he appeared again with his pal Chris Stapleton at a special, "secret" performance. The show took place Wednesday night at the Roundhouse in the London, England borough of Camden; it was sponsored by Spotify.

During Timberlake's post-Brit Awards show, he and Stapleton treated fans to their new collaboration "Say Something," as well as a couple of older hits. Readers can press play below to watch a video of the pair's "Say Something" performance.

Timberlake and Stapleton also played Timberlake's "Drink You Away," as well as Stapleton's "Tennessee Whiskey," much to the delight of the audience. Press play below to watch their performance of Stapleton's hit, played as a heavy-hitting duet with the pop star.

Timberlake was backed by his band, the Tennessee Kids, at his Spotify show, Entertainment Focus reports. Spotify invited some 300 fans to the event, giving users of the music streaming platform an intimate experience with the star.

Earlier on Wednesday night, Stapleton helped Timberlake out onstage at the Brit Awards; there, they also performed "Say Something" together. The duo has teamed up for a number of powerful collaborations, beginning with an incredible performance during the 2015 CMA Awards.

Stapleton's songwriting and musical contributions show up on Timberlake's recent Man of the Woods album as well: In addition to "Say Something," Stapleton wrote two tracks other tracks, "Morning Light" and "The Hard Stuff," and appears in the guitar lines of another song, "Filthy."

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