Because you like Cosmo Kramer in Seinfeld
Faith has a chip on her shoulder and a stake in her hand to slay vampires in her town. See them in Buffy the Vampire Slayer.
Although Penny's friends have genius-level IQs, they regularly come to her for advice and insight. See them in The Big Bang Theory.
Walter White's knowledge of chemistry allows him to cook astoundingly pure meth, leading to a rapid – albeit tumultuous – rise in the criminal drug world. See them in Breaking Bad.
Liu Kang spends his days training his body and spirit, seeking to become the ultimate warrior. See them in Mortal Kombat.
As Marlena Rosenbluth is finding out, confidence in the limelight doesn't always translate to power at home. See them in Water for Elephants.
Though raised to think of himself as a monster, Quasimodo has a heart that holds nothing but compassion. See them in The Hunchback of Notre Dame.
Part archaeologist, part philosopher, part politician, Jean-Luc Picard is an unashamed intellectual who runs a tight ship. See them in Star Trek: The Next Generation.
Mr. Robot always seems to know what to do when others are lost. But can he be trusted? See them in Mr. Robot.
If you need her, Lisa Simpson will be in her room with her saxophone and a good book. See them in The Simpsons.
As an undercover cop, Schmidt is getting to relive high school as a cool kid. See them in 21 Jump Street.
Sydney Bristow is a kick-ass double agent on a mission for revenge. See them in Alias.