In March 2004, William Naraine contributed to Vanni G's single "All My Illusion". In October, he appeared once again on the next single "I Say Yeah". He also took part on a remix of the single by Promise Land vs Netzwerk Memories, where he made a duet with Sandy. In 2005, Double You released with artist Don Cartel "Please Don't Go 2005" on Triple B Records. The single hit the Dutch Mega Top 100 chart at #40 and the Pepsi Chart at #38. In November 2007, a live DVD (shot during a concert in São Paulo) and a live CD were released, available in Brazil only.