What you need: A piano and two people, one who can play a bass blues riff (pattern), and one who can play blues scales in C, F, and G.

What you do:  The “bass” player plays a 5th, 6th, 7th, 6th swing pattern in the following 12-bar blues structure: (key of C) C C C C  F F C C  G F C C .  The “treble” player plays any combination of notes in the blues scale, observing the same 12-bar chord progressions.  Have fun—jam out!!