Just released onto the intertubes is a brand new teaser trailer for Night at the Museum 2: Battle of the Smithsonian. Enjoy the trailer! And make sure you check out the full movie when it releases May 22, 2009.Plot: Security guard Larry Daley (Stiller) infiltrates the Smithsonian Institute in order to rescue Jedediah (Wilson) and Octavius (Coogan), who have been shipped to the museum by mistake.