Beck brought out a very special guest during his Rhode Island show on Saturday night (26 July) - Jack White. Watch footage from the surprise performance below.
The singer was performing at the Performing Arts Center in Providence, Rhode Island, and he brought out Jack White as a special guest during his encore.
The pair performed 'Pay No Mind', 'Loser', and finished with a medley of 'Where It's At' and 'One Foot In The Grave.'
Beck introduced White, who was formerly a member of The White Stripes and released hissecond solo album in June, as "the best bartender in the world."
Watch Beck and Jack White perform 'Loser' below
The surprise performance was hardly unprecedented - Beck released a single through White's Third Man Records in 2011, and the pair worked together on several songs for Beck's forthcoming album.
Beck is set to appear in the UK in September, when he'll be playing at Isle Of Wight's Bestival. For more information, visit Gigwise tickets.
Meanwhile, Jack White's upcoming UK tour dates are below. Tickets are on sale now. For more information visit Gigwise tickets.
17/11/14 - Leeds, UK - Arena
18/11/14 - Glasgow, Scotland - Hyrdro
19/11/14 - London, UK - O2 Arena
Below: the 15 best Jack White tracks of his career