And the 19-year-old continued, sharing her reaction when the reality TV starlet called her out:
[Image via Glamour Magazine.]
Well, we guess it doesn't really matter because he truly is down to earth. The rapper is so freaking normal that he hopped onto public transportation in London to get to his OWN concert!
But he wasn't alone because good friends Chris Martin and Timbaland joined him on the Tube (above)!
And even though they didn't perform a mini concert for their fellow Tube riders, the three did create some musical magic onstage when Chris and Timbaland joined Jay on stage.
As for when they left the concert? We're guessing they all had rides to escape the post-concert craziness.
[Image via FameFlynetUK/FameFlynet Pictures.]