Because you like Bill Haverchuck in Freaks and Geeks
Michael Scofield is no criminal, and he didn't get jailed by accident. See them in Prison Break.
A former child mayor fallen from grace, Ben Wyatt is still trying to pick up the pieces years later. See them in Parks and Recreation.
Kevin Khatchadourian is a disturbed, affect-less teen on a dark path. See them in We Need to Talk About Kevin.
Anya Jenkins has a real harsh bark to go with her demonic bite. See them in Buffy the Vampire Slayer.
Raj Koothrappali is an astrophysicist who sees stars when he feebly tries to chat up women. See them in The Big Bang Theory.
Linda Belcher doesn't prescribe to what society deems as "normal." She narrates her life through song, much to the alarm of everyone nearby. See them in Bob's Burgers.
As high-strung as she is talented, Rachel Berry both marches and sings to the beat of her own drum. See them in Glee.
Andy Dwyer might not be completely literate, but he makes up for it in spirit. See them in Parks and Recreation.
Timid and a bit insecure, Amy Antsler has big dreams of activism and meeting new people. She's learning it's easier said than done. See them in Booksmart.
Waylon Smithers would do anything for his boss, and would love to do a few things *to* him. See them in The Simpsons.
Ted Mosby is a hopelessly romantic architect in search of someone to be the mother of his children. See them in How I Met Your Mother.