The latest to be added to the long list are ZZ Top and New Order for the Festival at Worthy Farm from 22 to 26 June.
Others who are due to appear are Beck, Disclosure, Ellie Goulding, Foals, LCD Soundsystem, PJ Harvey, Madness and Stormzy.
The headliners have all been confirmed and this year they are Muse, Adele and Coldplay.
Also due to appear are The 1975, The Last Shadow Puppets, Grimes, Jake Bugg, Fatboy Slim, Guy Garvey, Madness, Wolf Alice, Bat For Lashes, Cyndi Lauper, Ronnie Spector and Earth, Wind & Fire.
The famous ‘Sunday Afternoon Legend’ spot is being taken by Jeff Lynne’s ELO.
All we need to start to worry about now is the weather.