Guess What: a transcontinental & interplanetary keys+drums duo, active since 2008; half of which is Graham Mushnik whose organ wizard powers can be heard in Grup Şimşek alongside Derya Yıldırım.
Luke Warmcop: beats,percussion
Graham Mushnik:organ, synths
Porest aka legendary Mark Gergis - main Sublime Frequencies collaborator
Mark Gergis - vocals, bass
Erik Gergis - organ, drums, chorus vox
J.Gergis - chorus vox