Because you like Apu Nahasapeemapetilon in The Simpsons

A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.

Breaking bones and hearts, Callie Torres has figured out how to put the bones back together. But the hearts? Not so much. See them in Grey's Anatomy.

In the simplest terms, in the most convenient definitions, people consider Brian a nerd. But he's more than that. See them in The Breakfast Club.

Mitchell Pritchett prefers to have a place for everything and everything in its place. See them in Modern Family.

Blunt, petty, neurotic, Larry David can never live and let live. See them in Curb Your Enthusiasm.

Sarcastic and always complaining, C3PO is a droid that despite his quirks you always want by your side. See them in Star Wars Series.

A loyal assistant to Nelson and Murdock, Karen Page has a way of finding trouble. See them in Marvel Cinematic Universe.

Lily Aldrin is a flaky but supportive kindergarten teacher and painter. See them in How I Met Your Mother.

Kumar Patel is always high, always hungry for sliders. See them in Harold & Kumar Go To White Castle.