GAMMA & Atom ONE - NEW MIX OUT NOW! Free Download! G.A.M.M.A. to Plays SAFE IN SOUND (RENO) Tour Stop! GAMMA's Music! Get it! Sporty-O ft. Keith MacKenzie – GUESTLIST (GAMMA RMX) by GAMMA Moving people through music, a truly unforgettable experience, G.A.M.M.A. has the ability to connect with generations of music lovers. Music Spotlight: Tour Dates: He has innate gift to connect with his audience whether it be their first time seeing him or their 100th!