12/8 Grooves #1 Grooves, Jazz & Blues, Triplet Grooves | 2 comments Learn to play 24 basic groove patterns in 12/8 time. We'll focus on the Bass Drum and various rhythms in 12/8. This content is for VIP Pass (Rock N Roller), Rising Star, Rock ‘n Roller, and Drum Hero members only. Please login.Already a member? Log in here