Is it the barrettes or the crossed legs he likes most?

Sundance writes,

During a veterans event today creepy Joe Cornpop, the inappropriate old man, resurfaced.

Joe Biden looks at a little girl in the audience, the daughter of a veteran, and says “I love those barrettes in your hair. Man I’ll tell you what, look at her she looks like she’s 19 years old sitting there like a little lady with her legs crossed.”