Because you like Molly Davidson in Booksmart

Alex Dunphy's self-reliant intelligence comes with a healthy dash of sarcasm. See them in Modern Family.

The Ice King is lonely and looking for a princess to sweep him off his feet. See them in Adventure Time.

Greg Heffley will be famous someday, but now he's stuck in class with morons. See them in Diary of a Wimpy Kid.

Claire Temple is a dedicated nurse providing secret care to New York's vigilantes. See them in Marvel Cinematic Universe.

Emma Frost's superpower: transforming her body into an unbreakable diamond. See them in X-Men Series.

You'll never get Alaska Young. And that's the whole point. See them in Looking for Alaska.

The biggest nerd in high school, Bill Haverchuck is the biggest target for bullies. See them in Freaks and Geeks.

Nancy Wheeler is popular but independent, sheltered but gutsy. See them in Stranger Things.

Everything is fascinating to Octavia Blake who has been locked away for her entire life. See them in The 100.

Gordie Lachance never had any friends later on like the ones he had when I was twelve. See them in Stand By Me.

For Jack Pearson, the best thing about having triplets is giving three times the love. See them in This Is Us.

Michaelangelo is an above-ground crime-fighter by night, and a pizza-eating, sewer-dwelling mutant ninja turtle by day. See them in Teenage Mutant Ninja Turtles.