She explained how the incident left her “scared to fly”
Besides two original songs, the CD also included covers of Dolly Parton, Olivia Newton-John and more
Newton-John's character Sandy performed the classic song in 1978's 'Grease'
Other headliners include The Chicks, Red Hot Chili Peppers and Kacey Musgraves
"It definitely lit a fire in us to be on the right side of history"
The Chicks, John Legend, Leon Bridges, Jennifer Hudson and Common are also set to appear
"We were all dumbfounded"
They've also dropped new protest song 'March, March'
"For many Black people, it conjures a time and a place of bondage"
It will be their first studio album in 14 years