Following a show last week at NYC's Terminal 5, Jamie xx took the city once again to play a Boiler Room he was calling the "Good Times With Jamie xx" concert. With a performance that promised "special guests," many speculated that Young Thug would show up when In Colour engineer Alex Tumay Tweeted a video of the rapper in Times Square yesterday.

To not many's surprise, the rapper did in fact show up to the show to perform the buzzing single "I Know (There's Gonna Be Good Times)." Watch the performance above.