Jackknife Challenge

Wii Fit Piggy Credits: Depends how long you last
How to unlock: Play Jackknives 5 times

Muscle Group:Strengthens your abs.
The Jackknife Challenge: You challenge your trainer to see who can do more jackknifes. She/He starts at 10 but then each time you play your trainer gets better and does 20 then 30 and so on.


Jackknife Challenge Jackknife Challenge Jackknife Challenge

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Bria
I love Jackknife challenge I do to much of it though
Bria , August 25, 2011

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