Let's continue our basic hand warmups with Singles Doubles and Diddles. Here's how it goes (8 Right/8 Lefts) 4X 16th notes Alternate 16th notes Doubles Paradiddles - all four inversions RLRR LRLL RLLR LRRL RRLR LLRL RLRL LRLR Start slow, work your way up to about 165-200bpm range