Because you like Newman in Seinfeld

Emily Fields has been very guarded, careful of whom she trusts and reveals her secrets to. See them in Pretty Little Liars.

A formerly timid caterpillar, Kurt Hummel is transforming into a glamorous, confident butterfly. See them in Glee.

Charming and confident, Gus Waters is determined to leave a lasting mark on the world. See them in The Fault in Our Stars.

After surviving consecutive fights-to-the-death (damn you, President Snow!), Katniss Everdeen is thrust to the front lines of a real war. See them in The Hunger Games .

Ron Swanson is the man's man's man's man. See them in Parks and Recreation.

Sandy Olsen is out of her head, hopelessly devoted to Danny. See them in Grease.

Although Penny's friends have genius-level IQs, they regularly come to her for advice and insight. See them in The Big Bang Theory.

Whether he's fighting or flirting, Jace Wayland is all swagger. See them in City of Bones.

Clary Fray's philosophy: dive into the supernatural underworld first and ask questions later. See them in City of Bones.

Talented but anxious, Shinji Ikari struggles to bear the challenges that life hands him. See them in Neon Genesis Evangelion.

His murderous megalomania aside, Loki is quite charming. Just don't mention his strapping older brother; he's a tad jealous. See them in Marvel Cinematic Universe.

Castiel might be an immortal angel, but the human world is still more than a little confusing. See them in Supernatural.