Double half a leg matrix (so, 24 squats, 24 lunges, 24 lunges, 24 squats, no jumping). I started late so I didn't want to wake up the neighbors with all the jumping.

Abs -- 30x each of the following:
Legs-up crunches
Right elbow to left knee crunches
Left elbow to right knee crunches
Bicycles
Legs in butterfly stretch position crunches
Wonder Womans
Humping abs
Legs-up crunches