Burpee Days 17 – 20 Posted by bronick on December 20, 2010 Posted in: Burpee Challenge. Tagged: Burpees. Leave a Comment Day 17 – Done. Day 18 – Missed. Day 19 – 37 Done. Day 20 – Done! Posts navigation ← Muscle-Up 2010-12-20 WOD – Kimmy →