13 Going On 30 remains a classic piece of film history to this day. It's hard to believe the movie is already turning 14 years old this year, but that's probably because we all watch it all the time anyways, so it feels like no time has passed. But even the most die-hard fan may not know these things about everyone's favorite Mark Ruffalo movie. 1. Jennifer Garner was made for the role. SonyWhen her Alias co-stars found out Garner was going to be playing a 13-year-old girl, they said she was perfect for the role because she "acted like