British Summer Time Hyde Park is a music festival held once a year in London's Hyde Park. BST Hyde Park lasts for up to three weeks. Since 2013, BST Hyde Park has seen performers such as Arcade Fire, Celine Dion, Bruce Springsteen, The E Street Band, the Rolling Stones, Bon Jovi, Barbra Streisand, Lionel Richie, Kylie Minogue, Black Sabbath, Neil Young, Pearl Jam, Tom Petty & the Heartbreakers, Gu... Wikipedia