Because you like Gary the Snail in SpongeBob SquarePants

Otis Milburn's mom is a sex therapist, which doesn't help when it comes to being bullied at school. See them in Sex Education.

Sue Sylvester has a win-at-all-costs philosophy, a bizarre fixation on a school singing club, and a fashion style that involves a red tracksuit. See them in Glee.

Innately shy, Ginny Weasley is growing into a feisty, independent spirit. See them in Harry Potter Series.

Donna Meagle has a Benz, a fool-proof strategy to pick up men, and the number for R&B star Ginuine's direct line. Enough said. See them in Parks and Recreation.

Christine Palmer is a great surgeon and an even better friend. See them in Marvel Cinematic Universe.

A Silurian lizard woman, Madame Vastra has a penchant for puzzles and interspecies romance. See them in Doctor Who.

Stella Grant is an organized, orderly optimist living with a dangerous disease. See them in Five Feet Apart.

Frederick Frankenstein is an eccentric (O.K., maybe a little insane) professor who is excited to be delving into his family's past. See them in Young Frankenstein.

Mike Hannigan is a lawyer-turned-pianist who loves to tap into his kooky side. See them in Friends.

A no-nonsense pro, Agent K has dedicated his whole life to his job. See them in Men in Black.

Causing mayhem practically since birth, rambunctious Fred Weasley plays pranks on his siblings and avoids school at all costs. See them in Harry Potter Series.