Born and raised in Honolulu, Hawaii, Keo has starred as the King of Siam in a revival of The King and I at the London Palladium in London's West End, playing over 350 performances opposite Elaine Paige and Josie Lawrence. In New York City and Los Angeles, he appeared in numerous productions, including his own critically acclaimed, award winning one-man shows. Keo contributed to the Grammy-nominated "Island Warriors" (2002) as a songwriter and vocalist. He was a member of the vocal group Brownskin who shared concert stages with Christina Aguilera, Ginuwine and Mya. Trained in traditional hula (Kahiko and Auana), he continues to study with hula and Hawaiian music legend Robert Cazimero and is co-producer of the award winning documentary, Na Kamalei: Men of Hula.