Because you like Donna Carmichael in Mamma Mia!

Velma Dinkley is all about getting results, not taking credit. She is the unsung hero of Mystery Inc. See them in Scooby-Doo.

Moe Szyslak is the crabby owner of the grimiest bar in Springfield. See them in The Simpsons.

It's impossible to say whether Winifred Burkle is cuter than she is smart, or vice versa. See them in Angel.

Andy Dwyer might not be completely literate, but he makes up for it in spirit. See them in Parks and Recreation.

Beneath Arthur's brash demeanor lurks the heart of a compassionate future king destined to unite the five kingdoms. See them in Merlin.

Jane Smith is a stone-cold killer, but you would never know it from looking at her. See them in Mr. & Mrs. Smith.

Penelope Garcia is the smartest ex-con turned FBI tech, but her fashion never fails to raise eyebrows. See them in Criminal Minds.

Ciri had a princess upbringing, and some of the facts of common people's lives are a mystery to her. See them in The Witcher.

Pengiuns, turtles, and all things scientific is where Sam's expertise lies. Girls are uncharted territory, but Sam is trying to branch out. See them in Atypical.

Burton Guster is a level-headed investigator with a "Super Sniffer" nose. See them in Psych.

After years of being a nerdy loner, Seth Cohen can't wait to shower charm on his newfound friends. See them in The O.C..

Leone Montana is a fearless hitman with a surprisingly sensitive side. See them in Leon: The Professional.