Kat Greta returns with her latest single, ‘Summer Daze’ (out Friday, Jan 31). With its unique, modern-60s and joyful sound, the track captures the vibrancy of the Australian summer while showcasing Kat’s original and free-spirited style. For Kat, ‘Summer Daze’ is a deeply personal project that took years to perfect. “I feel like I’m sharing my most authentic self in this song,” she …