LaDonna Adrian Gaines, widely known by her stage name based on her married name Donna Summer, was an American singer, songwriter and actress. She gained prominence during the disco era of the late 1970s. A five-time Grammy Award winner, Summer was the first artist to have three consecutive double albums reach number one on the United States Billboard 200 chart and charted four number-one singles in the US within a 12-month period. Summer has reportedly sold over 100 million records worldwide, making her one of the world's best-selling artists of all time. She also charted two number-one singles on the Hot R&B/Hip-Hop Songs chart in the US and a number-one single in the United Kingdom.