Selena Gomez was 10 in Spy Kids 3-D: Game Over when she played the character 'Waterpark Girl'.
That was over 21 years ago in 2003.
Today she is 31, and has starred in 49 movies in total, 44 of those since Spy Kids 3-D: Game Over was released.
In Spy Kids 3-D: Game Over, I think Selena Gomez looks: