Justin Jay and Thumpasaurus team up for self-titled collab EP Justin Jay endeavors into his affinity for live instrumentation by teaming up with longtime friends, Thumpasaurus, for a self-titled collaborative EP. Related Posts: Claude VonStroke, TOKiMONSTA, Mr. Carmack and more tapped for Dirtybird CampINN Exclusive: Justin Jay and Josh Taylor serve relaxation in ‘I Just Wanna Sleep’