In 1966 while in Paris she was approached by Frederick Apcar, who invited her to Las Vegas. She was to perform with the renowned star Line Renaud, but just after few weeks Villas outshone her, with her name in neon lights over the Casino de Paris. She sang with Frank Sinatra, Paul Anka, and Charles Aznavour. In Carnegie Hall she received a standing ovation. In New York her concert was sold out. She featured in two movies, as the female lead in Dzieciol ("The Woodpecker", 1970) and as principal vocalist for Mój Nikifor ("My Nikifor", 2004). She was offered a lucrative 8-year contract with Paramount Pictures but turned it down.

Back in Poland looking after her dying mother, the Communists took away her passport ending her International Superstar potential.