Stargate broke into the American recording industry in 2006, with the release of the Billboard Hot 100 No. 1 single, "So Sick", produced and co-written by the team and performed by Ne-Yo. They also produced and co-wrote Beyoncé's worldwide hit single "Irreplaceable", which topped the Billboard Hot 100 for 10 consecutive weeks. Throughout their career they have been noted for their extensive work with Rihanna, writing and producing four consecutive Billboard Hot 100 No. 1 singles with the Barbadian singer in 2010 and 2011. They have together written 12 No. 1 singles in the U.S. and 11 in the UK.