Isaac Guest is a YouTuber and a friend of Michael Green and the Green family, except for Charlie. He is also seen in some of Michael's videos. He has a YouTube channel called BeOurGuest.
Ever since the LSD incident, Isaac and Charlie have been at war with each other. Charlie would usually threaten Issac and his family. It has gotten to the point where Issac has gone to where Charlie was. At one point, Charlie had actually insulted Issac's deceased grandmother.
- Michael stated on Twitter that Issac is more of a brother to him then Charlie.
- On July 2018, Isaac and his wife Nicole were charged with child endangerment after their two young sons were found on the side of a busy road. The charges were later dropped.
- Many people believe that he beats his wife, however, this has never been proved and most likely never will