Mad Cool Festival
Madrid's Mad Cool Festival Unveils 2021 Lineup with Major Lazer, RÜFÜS DU SOL, Nina Kraviz, More
The Killers, Twenty One Pilots, and Red Hot Chili Peppers are among the fest's headliners.
The Killers, Twenty One Pilots, and Red Hot Chili Peppers are among the fest's headliners.