Higgins is pompous, a braggart, egocentric. He makes a clear...

Higgins is pompous, a braggart, egocentric. He makes a clear statement at the beginning that he stands alone, he's independent, he doesn't need anybody. What he doesn't count on is how attached he is going to be to her (Doolittle). That's what appeals to the audience seeing this guy who is a pompous ass really humiliate himself.