Because you like Linda Barrett in Fast Times at Ridgemont High

Jenna Rink is physically 30 but emotionally 13. She has a better excuse than most. See them in 13 Going on 30.

Bojack Horseman is a former sitcom star who loves sharing his opinions with anyone who will listen. Oh, and drinking. A lot! See them in Bojack Horseman.

Daenerys Targaryen will take what is hers with fire and blood. Thankfully, she has some dragons by her side. See them in Game of Thrones.

Ellie is more world-weary than most 14-year-olds. You would be too if your world was infested with zombies. See them in The Last of Us.

Poison Ivy is a seductive, venomous botanist laments the fact that there are so many people to kill, yet so little time. See them in DC Extended Universe.

Brilliant, violent, and only a little insane, the Joker doesn't listen to anyone except the voices in his head. See them in DC Extended Universe.

Aang is already a master airbender and once he learns to manipulate water, earth, and fire, he'll be truly unbeatable. See them in Avatar: The Last Airbender.

An aloof punk rock goddess, Nana Osaki has a surprisingly big heart. See them in Nana.

Dominic Toretto lives his life "a quarter mile at a time", and he burns through those miles faster than anyone. See them in The Fast and the Furious.

Usagi Tsukino may look like a lazy teen, but when Usagi conjures up her alter ego and calls her Sailor Scout team, no villain stands a chance. See them in Sailor Moon.

Due to his eagerness to hang with his kids and general goofiness, Phil Dunphy comes across as the fourth child of his family. See them in Modern Family.

While Cassie Ainsworth's head is always in the clouds, her heart is always in the right place. See them in Skins.