Or , in the case of TV on the Radio , they played to a rapt audience which included a gaggle of boner - popping A&R dudes , whose presence added a strangely compelling uneasiness to the band 's increasingly awesome presence . [ ... ] That is not to say some of the main - stagers were not up to snuff . Yeah Yeah Yeahs , Kanye West , and Massive Attack all performed predictably entertaining if not overwhelming sets . The exception to the headliner rule , and probably to anything said above , was Daft Punk 's mindblowing appearance .

Question: What may happen before Kanye West performs on stage ?
Answer: Other bands may arrive to performMany fans may leave the concertMany fans may begin to cheer .Other bands will practice