Kat was born in Sydney, Australia but grew up on the Gold Coast where she landed her first professional gig playing Marilyn Monroe at Warner Bros Movie World. In 2009 she was cast as Francine in the original Australian production of Jersey Boys (Princess Theatre, Melbourne) then joined the original cast of Hairspray The Musical, understudying the roles of Velma Von Tussle & Prudy Pingleton. In the years that followed, Kat was seen in a number of independent films, web series & TV commercials, as well as writing/producing her own cabaret, "The Bombshells". In 2018 she launched a self-titled YouTube channel before relocating to Vancouver, BC where she now lives with her partner.