Sunday, May 18: Na Mele No Na Pua (Music for the Generations) Sunday Showcase: Marlene Sai and Ken Makuakane. Valet parking for up to four hours is available for $6.00 at the Embassy Suites-Waikiki Beach Walk (201 Beachwalk) and the Wyndham Vacation Ownership-Waikiki Beach Walk (227 Lewers Street).   Waikiki Beach Walk Plaza Stage, 201 Beachwalk, Honolulu, 5 to 6 p.m. Event is free. For information call (808) 931-3591 or visit www.waikikibeachwalk.com.