Because you like Pearl in Steven Universe
Frodo might have carried the ring, but Samwise Gamgee carried the ring bearer. See them in The Lord of the Rings.
Blaine Anderson is a put-together prep school boy with the voice of an angel. See them in Glee.
This mathematical genius doesn't have time for small talk; Alan Turing needs to break Enigma, the Nazi's cipher machine. See them in The Imitation Game.
Lily Aldrin is a flaky but supportive kindergarten teacher and painter. See them in How I Met Your Mother.
Rupert Giles is a librarian on the outside, fearless evil-fighter on the inside. See them in Buffy the Vampire Slayer.
Cady Heron is the new girl in town who's also new to the world of high school, period. See them in Mean Girls.
Will Turner is an earnest, lovelorn blacksmith's assistant with an adventurous spirit. See them in Pirates of the Caribbean: the Curse of the Black Pearl.
A place as peaceful and enlightened as Piltover has no tolerance for a criminal like Jinx. See them in League of Legends.
Sometimes being a supportive girlfriend like Ophelia doesn't work out too well. See them in Hamlet.
What Troy Barnes lacks in common sense, he makes up for with heart. See them in Community.