Hawaiian Airlines May Day 2026 presented by Bishop Museum continues the annual Lei Day tradition by the Brothers Cazimero with Keauhou, the 19-time Nā Hōkū Hanohano award-winning group, returning to headline the concert experience alongside special guests, including Robert Cazimero, Kealiʻi Reichel, Hālau Nā Kamalei o Līlīlehua, Hālau Keʻalaokamaile and co-hosts, Billy V. and Debbie Nakanelua-Richards, director of community & cultural relations at Hawaiian Airlines.