The 2011 MIT Mystery Hunt began on January 14, 2011 at 12:17pm in Lobby 7, when Princess Peach was kidnapped out of her own wedding by Bowser.
At 5:58 Sunday morning, Codex Alimentarius helped Mario invade the Aperture Science Testing Facility and, after placating GLaDOS, managed to escape with Peach and find the Mystery Hunt coin!
The 2011 Hunt puzzles and solutions are posted here.
Teams were sent this invitation.
Wrapup took place took place at 17:17 in 26-100 and was followed by a reception in Lobby 13.