I think it's pretty straight-forward. She's driving around looking for a boy she likes/is dating, then finds him playing a punk rock show in a garage. She saw him having fun (and i saw you as a child), and she was watching his dreams come true. He was a musician, playing songs.
I think it's pretty straight-forward. She's driving around looking for a boy she likes/is dating, then finds him playing a punk rock show in a garage. She saw him having fun (and i saw you as a child), and she was watching his dreams come true. He was a musician, playing songs.