WATCH NOW: Eminem Surprises Crowd at Lollapalooza By Bringing Rihanna Onstage—And What Happened Next was AWESOME!

Eminem and Rihanna last performed together at the 2014 MTV Movie Awards on April 13 in LA.

Eminem and Rihanna last performed together at the 2014 MTV Movie Awards on April 13 in LA.

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Eminem stole the show Day 1 at Lollapalooza 2014 in Chicago—and it wasn’t just because of how awesome he is.

The 41-year-old rapper surprised fans by bringing Rihanna onstage to sing three songs: “The Monster,” “Love the Way You Lie” and “Stan.”

RiRi, 26, and Eminem gave us a sneak peek of what we can expect to see at their upcoming tour that kicks off later this week—and boy is it going to be a good one!

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“Thank you @Eminem and Chicago for letting me share this moment with you at #Lollapalooza,” Rihanna tweeted.

The two singers have been spending a lot of time together rehearsing. On July 29, Rihanna tweeted and Eminem Instagrammed a photo of them together.

The Monster Tour kicks off at the Rose Bowl in Pasadena, Calif., on Thursday, Aug. 7.

Watch Rihanna and Eminem’s performance videos below!

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