Monday night was a pretty big night for Taylor Swift because she was invited by The Rolling Stones' Mick Jagger to join them on stage for a song during their show in Chicago last night (June 3) at the United Center!

After Mick sent out this tweet Monday afternoon,

Twitter

Keith Richards strummed the acoustic guitar while Mick and Taylor performed a stripped down version of "As Tears Go By."

After the performance Taylor sent out the following tweet:

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