Post-Valentines Day Massacre aka the Filthy Fifty AMRAP

As many rounds as possible in 20 minutes:

10 Box jump, 20 inch box
10 Jumping pull-ups
10 Kettlebell swings, 1 pood
Walking Lunge, 10 steps
10 Knees to elbows
10 Push press, 45 pounds
10 Barbell Good Mornings 45 pounds
10 Wall ball shots, 14 pound ball
10 Burpees
10 Double unders

4.4 Rounds!