instruction videos
'Transverse Plane Side Lunges & Speed Skaters - Instructional Workout Video (Jonathan Williams)'
'Cable Chest Fly Superset and Tricep Extension\'s - Instructional Workout (Jonathan Williams)'
'Reverse Grip Triceps Extension - Instructional Workout Video (Jonathan Williams)'
'Anterior Deltoids - Instructional Workout Video (Jonathan Williams)'
'O2 MAX and Teen Fitness Present Prom 2011 Fitness Program'
'Split Jerk - Instructional Workout Video (Jonathan Williams)'