From StitchKingdom.com:
In addition to some of the upcoming additions to the Disney Cruise Line Disney Magic that we reported earlier today, we have some details on Walt Disney World’s ‘Monstrous Summer’ that are expected to be confirmed/announced later this week during a press event.
To confirm reports from other sources, ion May 24, 2013, the Magic Kingdom will play host to a 24 hour party, which will feature appearances by Mike Wazowski and James P. ‘Sulley’ Sullivan as their Monsters University meet and greet persona, as pictured here.
Read more: ‘Monstrous Summer’ Event at Walt Disney World Details – Disney News by StitchKingdom.com
The Monsters Inc meet and greet area in Hollywood Studios is set to undergo a transformation to Monsters Inc very soon as well!