Kanye West joined Rihanna at her recent show in Boston on Sunday night (July 24).
The rapper made a surprise appearance for the pairs track 'All Of The Lights', which is taken from Kanye West's 2010 album 'My Beautiful Dark Twisted Fantasy'. You can watch the performance on Gigwise below.
Rihanna tweeted fans after the show: #LOUDtour N.America was phenomenal!!! Truly an unforgettable experience! Never felt this close to you… thank you lovers! #RihannaNavy. (sic)"
The singer is currently performing at venues across America on the US leg of her Loud world tour. Rihanna will head over to the UK later this year where she will play a record-breaking ten dates at London's O2 Arena.
Meanwhile, Rihanna recently paid tribute to a fan who died while listening to her music.
Rihanna & Kanye West - 'All Of The Lights':