"Skidog... Your not serious about drink more beer and eat pizza are you??? I'll have to check with my trainer first, lol . Anything is better than sitting on a couch day after day healing I guess. "
If you knew him, you'd know how utterly hilarious this question is. Also, P90x is an intense workout video series by Tony Horton (that lasts for 90 days). Part cardio, part strength and 100% crazy. It'll get you in shape for sure but you definitely need good knees.
Ed- if you can't handle plyo you can always do the cardio workout instead, you'll still see results!