I'll step my game up from water bottle bongs I built myself
Chris is touching on earlier line’s remark about Harold and Kumar. In Harold and Kumar Escape from Guantanamo Bay Harold makes a homemade smokeless bong.
Chris Webby could be saying he is building up his career and going on to bigger and better things, just as one could start with homemade bongs to actually purchasing ones from stores or wherever bongs are sold.
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