For as long as possible:

From 0:00-3:00
2 rounds of:
10 overhead squats (95#)
10 chest-to-bar pull-ups

From 3:00-6:00
2 rounds of:
12 overhead squats (95#)
12 chest-to-bar pull-ups (jumping)

78 total reps. 18 more than when I did this workout 2mos to the day ago.