Question: What song does Demi Lovato sing in the Easter Egg that wasn't in the movie?
Chosen answer: Demi wrote a song for her castmates and the crew of Camp Rock, which she performs for them on the last day of the shoot, when principal photography wrapped on 10-6-07. The line, "We'll never be too cool for Camp Rock 3" got laughs, just before she was overcome with emotion by the last verse.
Question: When Troy goes to the gym at night he looks at the basketball jerseys (there are 6 I think), one is Troy's, one Chad's and another Jack Bolton's. Who do the others belong to?
Answer: I think that they are just props. The owner of those jerseys has no relevence to the plot.. They might just be randomly picked names.
Answer: Sophie finds Donna's diary from 1979, being the year Sophie was conceived meaning she was born in 1980 (as the diary entries are from July/August). So the movie is set in 2000.