Because you like Erlich Bachman in Silicon Valley
Wanting more out of life, Pam Beesly has a job she isn't crazy about and is engaged to a guy she's not sure is "The One." See them in The Office.
It's easy to see why Poe Dameron would side with the rebellion: he's bad at taking orders, likes to show off, and is committed to the cause. See them in Star Wars Series.
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.
Freddie Freeman is a superhero aficionado with a dark sense of humor. See them in DC Extended Universe.
Merlin is half awkward teenager, half super-powerful wizard. He serves Prince Arthur of Camelot during the day and illegally learns magic at night. See them in Merlin.
Buddy Pine is an unhinged superfan of superheroes using technology to take down his idols. See them in The Incredibles.
A singing nanny, Mary Poppins is practically perfect in every way. See them in Mary Poppins.
Princess Bubblegum is brilliant and determined, but can display a nasty temper. See them in Adventure Time.
Ursula will oh-so-generously grant your wishes for a price. See them in The Little Mermaid.
Catwoman might be slightly unhinged, but you can't say this feline villainess isn't confident. See them in DC Extended Universe.
Reckless, vulgar, loud-mouthed: that's what makes Amethyst so awesome. See them in Steven Universe.