The Glastonbury Festival of Contemporary Performing Arts, commonly abbreviated to Glastonbury or Glasto, is the largest open-air music and performing arts festival (Music festival) in the world. The festival is best known for its contemporary music, but also features dance, comedy, theatre, circus, cabaret and many other arts. For 2005, the enclosed area of the festival was over 900 acres (3.6 km�), had over 385 live performances and was attended by around 150,000 people. In 2007, over 700 acts played on over 80 stages and the capacity expanded by 20,000 to 177,000.

For line-ups from previous years see Glastonbury Festival line-ups.