**UPDATE** on 9/11/20 As Bad Gramm3r continues to maintain our high standards of testing and quality control, we found that Gas Monkey no longer meets our standards. Click here to see some strains we highly recommend. Gas Monkey Strains Origins It’s a combination of Grease Monkey and Gas. The lineage behind Gas is a fairly well-protected secret, but it’s most likely a variety of OG Kush. Grease Monkey is a cross between Original Glue (also known as GG4) and Cookies and Cream. Given …