Because you like Michael Kelso in That '70s Show

Patrick Verona is a bad boy who's after a tough girl. See them in 10 Things I Hate About You.

Barry Egan has too many anger issues to list here. See them in Punch Drunk Love.

Driven by obsession and anxiety, Monk bravely overcomes, or at least battles, his fears to help the world. See them in Monk.

Murph is inquisitive, compassionate, and stubborn, with a passion for science she shares with her dad. See them in Interstellar.

Claudia may look young, but she is a wise and philosophical vampire, knowing of the world and the darker nature of man. See them in Interview with the Vampire: The Vampire Chronicles.

In Ziva David's world, you grow up fast; you don't have a choice. See them in NCIS.

Whether it's a fire or a pit of lions, there's almost no predicament that Violet Baudelaire can't get her and her siblings out of. See them in Lemony Snicket's A Series of Unfortunate Events.

Not a great influence with her classmates, this 13-year-old "cool girl" likes to shoplift, chug alcohol, and snort crushed pills. See them in thirteen.

Free-spirited Annie Hall goes through life saying "La-di-da, la-di-da, la la." See them in Annie Hall.

Andy Dwyer might not be completely literate, but he makes up for it in spirit. See them in Parks and Recreation.

Greg Hirsch is new to the Roy family's cutthroat world of wealth and privilege. See them in Succession.

Ezra Fitz is a young English teacher hounded by his own relationship mistakes. See them in Pretty Little Liars.