Claudia was ready to cast a spell on the United States. We gambled on introducing her to the American market via Guess, a very young company specializing in sportswear and jeans, says Souliers. But once again the agents had it figured out.: Simultaneously with the stunning Guess campaign, Claudia appeared on five magazine covers in the United States and seven Europe. That's when it all started to really happen, and it's still going on.