Because you like Sam Carmichael in Mamma Mia!

The Genie is the perfect buddy, granting every wish we might have and keeping life good-spirited. See them in Aladdin.

Quirky teen Carly Shay is the director of her own life story. See them in iCarly.

Although she's only six, Hushpuppy is a tough girl ready to stand up to terrifying, pre-historic beasts after the storm. See them in Beasts of the Southern Wild.

Sam Weir lives for the simple things in life: watching Saturday Night Live and reading comic books. See them in Freaks and Geeks.

This elf loves smiling, eating sugar, and spreading Christmas cheer. And no matter what, Buddy always sees the best in people. See them in Elf.

Roxie Hart can shoot for the stars even from behind bars. See them in Chicago.

David Rose likes his rose chilled, his linens pressed, and his family quiet. See them in Schitt's Creek.

Whether it's a companion he’s failed or lingering guilt from the war, the Doctor can never truly let go of his past lives. See them in Doctor Who.

Derek Shepherd is a talented and passionate neurosurgeon. Some people call him McDreamy. See them in Grey's Anatomy.

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.

People think Karen Smith is a dumb blonde, but she disagrees and is proud she can predict the weather with her breasts. See them in Mean Girls.

Mother Gothel is a great mother as long as you never, ever, break the rules. See them in Tangled.