Then I did an edit from youtube of a standing abs routine mostly while sitting on the stability ball:
original Sexy Standing Up Abs with Laura London
Trust your own Mind and Body and listen to both. The benefits of exercise and music have kept me moving. Being a Big Believer in the Benefits of Bouncing to MUsic on a rebounder or sitting on a stability ball, I have been adding music to most workout video files when removing the moves I prefer not to do. Check my files on my POMBarb Channel on DailyMotion.