I bet you didn't know that Jessica Alba promoted socks. I bet she doesn't know it either.
It's funny, I see this kind of thing here all the time. There's a men's barber near by that's apparently backed by Ricky Martin and David Beckham. Face creams that bear the image of Nikki Taylor and Drew Barrymore are common. I think most of this stuff is made in China, somehow they get away with the free celebrity endorsements.