Stargate is a record producing and songwriting team composed of Tor E. Hermansen (born 14 October 1972) and Mikkel S. Eriksen (born 10 December 1972), based in Los Angeles. The team's genres include R&B, pop and hip hop. Stargate was established in Trondheim, Norway. They have produced or written for Michael Jackson, Mariah Carey, Lionel Richie, Wiz Khalifa, Britney Spears, Beyoncé, Rihanna, Selena Gomez, Rita Ora, Normani, Mis-Teeq, Celine Dion, Blue, Janet Jackson, Shakira, Jennifer Lopez, Sam Smith, Mary J. Blige, Ne-Yo, Katy Perry, Coldplay, Pink, Sia, Whitney Houston, Nas, Chris Brown, Khalid, Charli XCX, Trey Songz and others. Stargate broke into the American recording industry in 2001, with the release of "One Night Stand", by British multi-platinum girl group Mis-Teeq, which peaked within the Top 5 of the Billboard Dance Charts. Stargate and Mis-Teeq had further US chart success together, with the release of "Scandalous". It charted at number 2 on the Billboard Dance Charts, No.11 on the Mainstream Top 40 and number 35 on the Billboard Hot 100. In 2006, Stargate had their first Hot 100 number 1 single, "So Sick", produced and co-written by the team and performed by Ne-Yo. They have since had 10 songs go to number 1 on the Billboard Hot 100. They also produced and co-wrote Beyoncé's worldwide hit single "Irreplaceable", which topped the Billboard Hot 100 for 10 consecutive weeks and "Firework" for Katy Perry. Throughout their career they have been noted for their extensive work with Rihanna, writing and producing four consecutive Billboard Hot 100 number 1 singles with the Barbadian singer in 2010 and 2011. In 2013, the song "Almost Home" co-produced and interpreted by Mariah Carey for the Walt Disney movie Oz the Great and Powerful, won the 2013 World Music Awards for the World's Best Video.