Why did Toy Story 3 gross over a billion dollars?

I loved Toy Story 3 and I've been a fan of Toy Story for as long as I can remember. I just wish I didn't have to sit in the front seat when I saw it in the cinema because it was uncomfortable and got a bad view of the screen. But I didn't expect that the movie would gross over a billion dollars because the first two grossed less than half a billion. Why?Why did Toy Story 3 gross over a billion dollars?
1. pixars worldwide reputation
2. it was the ending of a trilogy of already popular films
3. its messages and values relate to real life events (like most pixar films) so the audience young and old can enjoy and relate to it.
Because over time people have watched Toy Story 1 %26amp; 2, and grown a love for it. When they first appeared, more people didn't see it at first, but then later watched it on TV. When they saw Toy Story 3, since everyone had already seen 1 %26amp; 2, more people went.Why did Toy Story 3 gross over a billion dollars?
Because Toy Story 3 is the best animted movie ever and many people go to the theater that cause they want to see what happen to Andy is older as a teenager who goes to college.
Ticket prices as well as the Toy Story franchise has risen, plus 3D cinema prices add up alsoWhy did Toy Story 3 gross over a billion dollars?
Many people love that movie because that movie is very good.
Everyone(obviously except you) knows the answer to this question. It's because i made it all by myself. And yes i'm walt disney himself.
Because Toy Story 3 is a very good movie.
Because that movie was very good.
ummmm, because its a good movie!!!