Because you like Henry Higgins in My Fair Lady

After surviving consecutive fights-to-the-death (damn you, President Snow!), Katniss Everdeen is thrust to the front lines of a real war. See them in The Hunger Games .

Daria Morgendorffer is so defensive that she actively works to make people dislike her so that she don't feel bad when they do. See them in Daria.

When push comes to shove, the usually overly cautious Luigi has the heart of a hero. See them in Super Mario Bros..

A loyal dinosaur, Yoshi loves both saving the day and chowing down on a good meal. See them in Super Mario Bros..

Don't let Princess Peach's sweet, gentle nature fool you. Princess Peach can put up a good fight. See them in Super Mario Bros..

Fiery, intelligent, and opinionated, Jo March rebels against the restrictions of her era. See them in Little Women.

Rapunzel's dreams might be even bigger than her hair. See them in Tangled.

Tarzan is walking the line between human and animal. Good thing he has excellent balance. See them in Tarzan.

It's hard to tell if Dean Winchester cares more about saving the world or his 1967 Chevy Impala. See them in Supernatural.

Smart and sensitive Sam Winchester tried to escape the family business, but ghosts have a way of haunting you. See them in Supernatural.

This ice queen is learning to let it go. See them in Frozen.

As a scaring Assistant, Mike Wazowski frightens children to collect their screams to be used as a power supply for the city. See them in Monsters, Inc..