I didn't understand the Argyle Sweater comic from 2012-01-26

Could someone explain it to me?
To see it, go to http://www.theargylesweater.com and click on the calendar to see the strip for 26 January 2012.
What it shows: Angry Birds leaving the theater during a showing of the movie Jack and Jill starring Adam Sandler.
What’s the joke?
Is it because they wanted to see someone falling down a hill and breaking his crown? (see the nursery rhyme)

Perhaps the movie was so bad, it explains why they are “angry”. I know this makes no sense, since their anger is explained in the game itself, but that is my read.

I google adam sandler bird and jack & jill and got:

http://www.americanhumanefilmtv.org/reviews/jack-and-jill/

Many gags involving birds apparently. For example:

I saw it as the birds were angry they were forced to watch an Adam Sandler movie.

I immediately made the reference to Adam Sandler’s Anger Management movie. You know, angry birds …