The creator of Punjabi swamp music, dr trippy (AKA Martin Corbett) has been dancing to the off-beat of the world for some time now with his riot of musical flavours. Sounding like a clash between India and Jamaica at an English festival, his dhol driven tunes are underpinned by the rhythms and resonance of dub, fuelled by a battery of synthesisers and effect units, and awash in esoteric vocals.