Paul McCartney (@paulmccartney on Twitter)

When Swae Lee and Slim Jxmmi sang that they were related to Paul McCartney on the SremmLife 2 cut "Black Beatles," who knew if they thought the O.G. Beatle himself would ever pay attention.

But with everyone on the internet soundtracking their Mannequin Challenges—that trick where people like Hillary Clinton or Destiny's Child stand very still while music plays—with the Rae Sremmurd breakout, it was only time before McCartney took notice.

On Thursday, McCartney did a solo Mannequin Challenge near his piano, while the "Black Beatles" lyric, "Black Beatle, bitch, me and Paul McCartney related," played.

Watch a few more Mannequin challenges below:

Watch our interview with Rae Sremmurd: