Rosario Sortino (born on July 18, 1981 in Toronto, Ontario) better known as the infamous Cause The Product, is a Canadian rapper/producer. He rose to fame in 2006 with his debut single All I Know. The Video received high rotation on Canada's MuchMusic, MuchVibe, and RapCity. His Debut Album "Problem Child" is scheduled to be released in the summer of 2008. The album is completely recorded, produced, and mixed by Cause The Product. The album has such featured artists as The Game, San Quinn, and Bishop Brigante.