Musical chairs: not a game for the weak-hearted.

If you happened to be walking through the Yard around 1:00 p.m. today, you probably saw this bizarre (and unexpectedly awesome) scene: an eclectic group of  students, hipsters, and full-grown adults, dozens-strong, wrestling over President Faust's beloved chairs to the beat of Ray Charles and the Commodores.

In other words, your favorite childhood activity: running in circles—only with gratuitous dancing, blaring music, and running in no particular direction.

Whose idea was this? What inspired this goofiness? Learn more and see pictures after the jump.

UPDATE (10 p.m.): Now with video.

Here's the vision as described by flash mob/musical chairs organizer and American Repertory Theater staff member Allegra Libonati in planning e-mails: