According to the L.A. Times, Univision has released the study on the obvious. Don't mind the extra hair gel:

"We knew these guys use these products – and heavily — but what we really didn't know was why. The big surprise was that these guys really celebratevanidad — or vanity — over machismo … We found that that the word 'vanity' doesn't have a negative connotation to it with this consumer.

Who's your favorite celebrity (or regular) Twittero vanidoso?