Because you like Bill Cipher in Gravity Falls

Steve Stifler is more than just a dude with a hot mom. He's also rude, profane, and obnoxious. See them in American Pie.

When it comes to dancing and life, nobody puts Frances Houseman in the corner. See them in Dirty Dancing.

Sandy Olsen is out of her head, hopelessly devoted to Danny. See them in Grease.

A laid-back stoner, Ben Stone wasn't planning on life's ultimate responsibility. See them in Knocked Up.

Raised to happily follow the rules, Cassia might actually be more rebellious than she thinks she is. See them in Matched .

Amy Townsend rarely wakes up in the same bed twice. See them in Trainwreck.

A natural leader, Clarke Griffin dispenses both justice and mercy, and she does it all while being selflessly humble. See them in The 100.

You wouldn't know it by looking at her, but beneath Sheila Jackson's sweet, motherly exterior lies a sex addict. See them in Shameless.

Romantic, impulsive, and captivated by the joys of life, Natasha Rostova is on the messy path of growing up. See them in War and Peace.

Freelance writer Diane is dating a dog and writing a memoir of a horse. See them in Bojack Horseman.

Running away from murderous aliens has turned into an interstellar chase for Jupiter Jones. See them in Jupiter Ascending.

CIA operative Carrie Mathison is on a self-assigned mission to follow a lead, whether it be the truth or just her delusions playing tricks. See them in Homeland.