On Tuesday, James Gunn, the director of Guardians of the Galaxy saw Thor: Ragnarok. Then, he?s posted a review of the film on Facebook. In his review, Gunn said the film is crazy fun with an '80s vibe. He also talked about director Taika Waititi and star Chris Hemsworth?s humor. Gunn revealed ?Jon Favreau and I laughed loudly, perhaps even inappropriately so, at nearly everything Jeff Goldblum did.? Thor: Ragnarok hits theaters November 2nd.