Kanye West has never been one to bite his tongue, but diss Jay-Z ... that's a different story. Putting the duo's 2011-2012 "Watch the Throne" tour to the side, the loquacious rapper hit the stage during his show in London Saturday and sounded off about Jay-Z and Justin Timberlake's Suit & Tie.

"I got love for Hov, but I ain't f------- with that 'Suit & Tie,'" West told the crowd as an instrumental Clique played in the background, which features him and Jay-Z.

And that was just the beginning of Kanye's rant about the music industry.

Read it at NBC News.