C4 has been played on NTS shows including NTS Guide to…, with Long Time first played on 25 May 2023.

There are at least nineteen bands called C4:

a Hardcore band from Bulgaria A rapper from Texas, United States An electronica artist from Ohio, United States A side project of Michael Angelo Batio, a musician from Illinois, United States A DJ from China A hip-hop duo from Florida, United States A rock band from Japan an experimental artist from Belgium A rock band from the United States A reggaeton band from Chile A DJ from Hungary A reggae musician A Grime/Garage MC and singer from…