Because you like Margot Tenenbaum in The Royal Tenenbaums
Harry Osborn is the privileged son of Oscorp's founder with a goblin-sized chip on his shoulder. See them in Marvel Cinematic Universe.
A whip-smart NYU professor who is a master of her classroom but less confident in her love life, Rachel Chu comes into her own on a trip to Singapore. See them in Crazy Rich Asians.
Angela Martin is uptight and puritanical, outside of the affair she's having with a co-worker. See them in The Office.
Foul mouthed and disturbingly comfortable with violence, Hit-Girl is a precocious assassin who doesn't need anyone's protection. See them in Kick-Ass.
D.J. Tanner is a rebellious teen who wishes her lame dad would butt out of her personal life. See them in Full House.
Experiment 626 was designed for one thing: to destroy everything he touches. See them in Lilo & Stich.
Mother Gothel is a great mother as long as you never, ever, break the rules. See them in Tangled.
Eugene H. Krabs is a greedy restaurant owner who won't let a dime out of the reach of his claws. See them in SpongeBob SquarePants.
M. Bison is a diabolical megalomaniac hell-bent on dominating the world. See them in Street Fighter.
Arwen has to choose between a life of loneliness or love and inevitible death, both rather unfortunate options. See them in The Lord of the Rings.
C is for cookie, and that's more than good enough for him. See them in Sesame Street.