Because you like Dolly Levi in Hello, Dolly!
Morticia Addams hates anything bright and cheery and loves all things ghoulish, ghastly, and violent. See them in The Addams Family.
Patrick Verona is a bad boy who's after a tough girl. See them in 10 Things I Hate About You.
Ash Williams is a houseware clerk at S-Mart and the Chosen One. See them in The Evil Dead.
World domination and Superman's demise are next on Lex Luthor's to-do list. See them in DC Extended Universe.
All it takes to change the course of history is the will of a single man called John Price. See them in Call of Duty Series.
Hawkeye Pierce is a Devil-may-care Army doc who'd have the Devil laughing and drinking in five minutes flat. See them in M*A*S*H.
Sylar's victims are found all over the country, many with their brains removed. See them in Heroes.
A charismatic and misunderstood FBI agent, Dale Cooper relies on dreams and premonitions to solve cases. See them in Twin Peaks.
Emma Woodhouse knows what's best for everyone else. Just don't try to tell her what to do. See them in Emma.
Elaine Benes is a tough New Yorker who can hang with the guys, and date the ones who are "sponge-worthy." See them in Seinfeld.