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Quotes
Senator Stern: Our priority here is to have you turn over the Iron Man weapon to the American people.
Tony Stark: Well, you can forget it. We're safe. America is secure. You want my property - you can't have it! But I did you a big favor. I have successfully privatized world peace.
Mistakes
Before Hammer starts eating dessert (and thus much before the "moving spoon and cherry" continuity mistakes), there's a back angle where he dips his spoon into the dessert and starts eating. The angle cuts to a front view with the spoon laying spotless on the saucer, and Hammer saying "I'll start with dessert", and then repeating the whole previous scene as if it were the first time. See more...
Trivia
During the movie, S.H.I.E.L.D. agent Phil Coulson holds up a circular red, white and blue object with a star and asks where he got it. That was Captain America's shield, which also appeared in the first movie in the background, which caused a stir by the fans. See more...
Iron Man 2 (2010) - 1 easter egg
starring Don Cheadle, Gwyneth Paltrow, Mickey Rourke, Robert Downey Jr., Sam Rockwell, Samuel L. Jackson, Scarlett Johansson (add more)
Easter eggs are hidden bits on DVDs which if you know where to look can provide all sorts of fun extras.