Because you like Ally Maine in A Star is Born

Kat Stratford is part of the "out" crowd and proud of it. See them in 10 Things I Hate About You.

Years of being the less desirable Vargas sibling have given Romano quite an inferiority complex, as well as the temper to match. See them in Axis Powers Hetalia.

Rose Tyler may have not done too well in school, but she's certainly holding her own in space. See them in Doctor Who.

If this slick ad man doesn't like the conversation, he changes it—while drinking and smoking. See them in Mad Men.

A powerful mob boss, Vito Corleone is always making offers people can't refuse. See them in The Godfather.

Norma Bates may look like a harmless housewife, but don't let that fool you. See them in Bates Motel.

Cisco Ramon is a proud, enthusiastic member of a superhero support team. See them in DC Extended Universe.

Veronica Mars is a sarcastic private eye whose biggest mission is surviving high school. See them in Veronica Mars.

An aristocrat-turned-tomb-raider, Lara Croft does her best thinking while plunging off cliffs. See them in Lara Croft: Tomb Raider.

Davos Seaworth is steadfast, intelligent, and trustworthy, which are hard traits to find in a place like Westeros. See them in Game of Thrones.

A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.