The announcement includes four headliners - read on for more details.
The festival has also confirmed that there will be no headliner clashes, with a second main stage added to each site.
Rage Against The Machine, Stormzy and Liam Gallagher will headline Reading & Leeds Festival 2020.
Lots more named announced including Enter Shikari and Frank Carter and the Rattlesnakes!
The first names have been announced for Wireless Festival (and it's looking huge!)