Because you like Bernadette Rostenkowski in The Big Bang Theory

A childlike space cadet, Brittany Pierce has a surprisingly open-minded spirit. See them in Glee.

Emma Frost's superpower: transforming her body into an unbreakable diamond. See them in X-Men Series.

A sarcastic and nosy tomboy, Stephanie Tanner is understandably not crazy about being the middle child. See them in Full House.

Jamie Fraser is a noble warrior with a romantic heart. See them in Outlander.

Peter Kavinsky is a jock who only cares about getting back at his ex, or so he says. See them in To all The Boys I've Loved Before.

Haley Dunphy's interests include shopping, dating, and avoiding homework at all costs. See them in Modern Family.

Jenny Flint is a devoted wife and daring crime fighter, which is pretty unconventional for a Victorian maid. See them in Doctor Who.

Ted is a cursing, smoking, drinking teddy bear who's anything but cuddly. See them in Ted.

Izzie Stevens is a model-turned-med student who can do it all, even if people underestimate her. See them in Grey's Anatomy.

Oscar Martinez is a national accountant in an office of weirdos. See them in The Office.

Merry Brandybuck is a troublemaking hobbit with a brave streak that some might call foolhardy. See them in The Lord of the Rings.

Bob Parr is an ex-superhero now focused on being a dad, but he misses the action. See them in The Incredibles.