Because you like D.J. Tanner in Full House
Alex Danvers is a brilliant engineer tasked with alien threats, and one of those aliens is her adopted sister Supergirl. See them in Supergirl.
Disgust is a friend who makes sure you stay away from all things gross. See them in Inside Out.
Greg Heffley will be famous someday, but now he's stuck in class with morons. See them in Diary of a Wimpy Kid.
Cosette is an idealistic woman whose innocence stands in contrast to her harsh childhood. See them in Les Miserables.
Lane Kim is the drummer for Hep Alien, but don't let her mom know. See them in Gilmore Girls.
Jacob Kowalski is just a baker caught up in an otherworldly adventure. See them in Fantastic Beasts and Where To Find Them.
Meg March might yearn for a life of ballgowns and diamond necklaces, but the boy she falls for doesn't have a penny to his name. See them in Little Women.
Beloved by all, Lucy is the most corageous Pevensie. See them in The Chronicles of Narnia.
Mike Wheeler loves Dungeons and Dragons, even after his real life starts imitating the game. See them in Stranger Things.
His nickname of 'Zero' says a lot about what other people think of him, but he's finally standing up for himself. See them in Holes.