YAY!  I did it.  I used my 25 lb dumbbells instead of a bar because I don't have one!  Completed 21-15-9 in 5:38, then decided to walk on the treadmill.  Was going to walk a mile, but my thighs convinced me 1/2 mile was great!

Treadmill - no incline today
1:00 - 2.5 speed
1:00 - 2.6 speed
1:00 - 2.7 speed
1:00 - 2.8 speed
1:00 - 2.9 speed
3:00 - 3.0 speed
1:00 - 2.9 speed
0:40 - 2.8 speed
0:40 - 2.7 speed
0:18 - 2.6 speed - 1/2 mile complete - 10:38 total time