(TrendHunter.com) The cult beauty brand Gisou is helping consumers find the perfect gift this holiday season with a new Christmas pop-up store in London, England. Open now until December 18th, 2022, the Gisou... (TrendHunter.com) The cult beauty brand Gisou is helping consumers find the perfect gift this holiday season with a new Christmas pop-up store in London, England. Open now until December 18th, 2022, the Gisou...