OVO looked like it might have seen better days when Frank Ocean was forced to cancel his headline spot due to illness, but at the eleventh hour, Drake's buddies made it down to Toronto to mash things up.

Surprise guests on the mainstage included Kanye West, The Weeknd, Miguel, A$AP Rocky, Lil Wayne, Diddy, and TLC.

Watch some of the performances captured on Vine and Instagram Video over at Pitchfork.

Update: Watch Kanye's appearance below.

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