Please do the following:
Unlockable How to Unlock Mission Hong Chong Level Complete all other levels. Underground Level Get the first key in TJ's Backwayrd (Near The Van) then go to the blue halfpipe and there's another key to unlock the Underground level. Warehouse Rock Level Play TJ's Backyard level and get the key near the old van to unlock the warehouse rock level.
Contributed By: I N F E R N O.
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