P90X- Day 12: Legs & Back and Ab Ripper X

I'm feeling a little weak today so I'm not happy with my performance. I've decided to do another two weeks of the 1st phase of P90X. As long as I continue to push play, I'm seeing the results.

Legs & Back:
Balance Lunges: 18 reps ea. leg
Calf Raises: 25reps ea. calf
Reverse Grip Chin-Up: 14reps
Super Skater: 20 reps ea. side
Wall Squats: Hold for 60secs.
Wide Front Pull-Up: 20
Step Back Lunge: 15 ea. side
Alternating Side Lunge: 22
Closed Grip Overhand Pull-Up:15
Single-Leg Wall Squat: 45secs.
Deadlift Squat: 15
Switch Grip Pull-Up: 5
3Three Way Lunge:12
Sneaky Lunge: 14
Reverse Grip Chin-Up: 10
Chair Salutations: 30secs
Toe-Roll Iso Lunge: 12 ea. side
Wide Front Pull-Up: 10
Groucho Walk: 16
Calf Raises: 25
Closed Grip Overhand Pull-Up: 10
Speed Squats: 20
Switch Grip Pull-Ups: 10

Ab Ripper X:
In & Out: 22
Seated Bicycle: 23
Seated Crunchy Frog: 15
Crossed Leg Sit-Up: 12
Fifer Scissor: 20
Hip Rock n Raise: 16
Heels to Heaven: 18
V-Up Combo: 12
Oblique V-Up: 10
Leg Climb: 12
Mason Twist: 40