The Knebworth Festival is a recurring open-air rock and pop concert held on the grounds of the Knebworth House in Knebworth, England. The festival first occurred in July 1974 when The Allman Brothers Band, The Doobie Brothers and other artists attracted 60,000 people.

Robert Peter Williams is an English singer and songwriter. He found fame as a member of the pop group Take That from 1990 to 1995, launching a solo career in 1996. His debut studio album, Life thru a Lens, was released in 1997, and included his best-selling single "Angels". His second album, I've Been Expecting You, featured the songs "Millennium" and "She's the One", his first number one singles. His discography includes seven UK No. 1 singles, and all but one of his 14 studio albums have reached No. 1 in the UK. Six of his albums are among the top 100 biggest-selling albums in the UK, with two of them in the top 60, and he gained a Guinness World Record in 2006 for selling 1.6 million tickets in a single day during his Close Encounters Tour.