Music Fatboy Slim’s 10-Year-Old Daughter Just Did Her First DJ Set and Rocked It May 19, 2020 Facebook Twitter Pinterest WhatsApp Linkedin ReddIt Email Print Ten-year-old Nelly Cook is the daughter of Fatboy Slim, and has streamed her first DJ set at Camp Bestival’s Stay at Home Easter Sleepover from her actual house, and she did it under the name of Fat Girl Slim and she is awesome.