Pharrell Williams is an American singer, songwriter, and film and record producer. Since his debut as a music producer with The Neptunes, he has worked with many artists in the contemporary music industry, such as Beyoncé, Madonna, Jay-Z, Kanye West, Calvin Harris, Gwen Stefani, Ariana Grande, Alicia Keys, Rihanna, Justin Timberlake, Janelle Monáe, Mariah Carey, Solange Knowles, Snoop Dogg and Britney Spears. Williams has also collaborated in some of the best-selling singles worldwide, such as "Get Lucky", "Give It to Me" and "Blurred Lines". He started his solo career with two albums In My Mind (2006) and G.I.R.L. (2014). The latter album produced the lead single "Happy", which has sold almost 14 million copies worldwide.