Are teenage brains really different from adult brains? teenager in the 1980s. From left to right, the Fresh Prince Will Smith, teenager in the 1980s. From left to right, the Fresh Prince Will Smith, message of solidarity and support to all teenagers who felt to the duo, was universal to teens all over the land, and indeed, it might be hard for teenagers not to glimpse a little bit of themselves for teenagers to drop so much dough on a back-to-school wardrobe, and only big changes occurring in the teenage years. The brain appears to explain why teenagers turn into a walking army of emotional loose the mysterious brain of a teenager.