Because you like Matt Hooper in Jaws

Juliet Starling is a cheerleader by day, gleefully unhinged zombie killer by night. See them in Lollipop Chainsaw.

Catwoman might be slightly unhinged, but you can't say this feline villainess isn't confident. See them in DC Extended Universe.

Glenn Rhee somehow never loses his enthusiastic spirit – even in the middle of a zombie apocalypse. See them in The Walking Dead.

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.

Princess Bubblegum is brilliant and determined, but can display a nasty temper. See them in Adventure Time.

Morticia Addams hates anything bright and cheery and loves all things ghoulish, ghastly, and violent. See them in The Addams Family.

Will Turner is an earnest, lovelorn blacksmith's assistant with an adventurous spirit. See them in Pirates of the Caribbean: the Curse of the Black Pearl.

Reckless, vulgar, loud-mouthed: that's what makes Amethyst so awesome. See them in Steven Universe.

Merlin is half awkward teenager, half super-powerful wizard. He serves Prince Arthur of Camelot during the day and illegally learns magic at night. See them in Merlin.

Just call Jeff Lebowski The Dude. Or His Dudeness, Duder, or El Duderino if you're not into that whole brevity thing. See them in The Big Lebowski.

Being beautiful and rich doesn't guarantee happiness for Cheryl Blossom. See them in Riverdale.

Lucius Malfoy is a judgmental social climber who has a bigoted superiority complex. See them in Harry Potter Series.