Basicaly the video explores the old "cool girl" trope: created by men for men. But remember that it only works if the cool girl is hot. It points out the Sandra Bullock was "one of the guys" on Miss Congeniality but she only becomes a cool girl after the make over.
Can you imagine, finally showing your true self to your soulmate, and having him not like you? - Cool Girl Monologue
Source 1, source 2