at the end of 1999, praga khan performed as a solo act in the united states for the first time (as an opener for lords of acid, with the same musicians) and released the album "mutant funk" that same year. the album rapidly climbed the charts, spending two weeks at no. 2 in the belgian album chart. the band performed at werchter again, this time as headliners on the big stage on the first day. this was the first belgian act to achieve this. the album was a success and included the hits "power of the flower", "sayonara greetings", and "love".