The 4 indicates admission is $5 or less, or free. Full-price admission listed; the * denotes discounts available for some buyers (such as seniors or students).

CONCERT

UB40'S ALI CAMPBELL LIVE, with guests Three Houses Down, Fiji, The Mana'o Company and Siaosi; 8 p.m.; The Waterfront at Aloha Tower Marketplace; $35, $60 VIP; 550-8457, www.honoluluboxoffice.com.

STAGE

"MAUI THE DEMIGOD," adapted by Gary L. Balfantz with oli and hula created by Kahoa Malalis; 2 p.m.; Kumu Kahua Theatre; repeats 8 p.m. Thursdays-Saturdays, 2 p.m. Sundays through April 18; $5-$16; 536-4441, www.kumukahua.org.

"HAIR," rock musical; 4 p.m.; Manoa Valley Theatre; repeats 7:30 p.m. Thursdays, 8 p.m. Fridays, 3 and 8 p.m. Saturdays and 4 p.m. Sundays through April 4; $35*; 988-6131, www.manoavalleytheatre.com.

"SHOUT! THE MOD MUSICAL," a trip back to the '60s, directed and choreographed by John Rampage; 4 p.m.; Diamond Head Theatre; repeats 8 p.m. Thursdays-Saturdays, 4 p.m. Sundays (matinees: 3 p.m. March 27 and April 3), through April 4; $12*-$42*; 733-0274, www.diamondheadtheatre.com.

STAGE CLOSING

"THE SHAPE OF THINGS," presented by All the World's a Stage; 2 p.m.; The ARTS at Marks Garage; $12*; 1-800-838-3006, www.artsatmarks.com.

ETC.

18TH ANNUAL MUSTANG MADNESS ALL FORD SHOW, benefit for the American Cancer Society Relay for Life; 9 a.m.-4 p.m.; McKenna Windward Ford, Kailua; free; 551-9517.

GUN SHOW, with 200 tables of antique and modern firearms ad more, presented by the Hawaii Historic Arms Association; 10 a.m.-6 p.m.; Blaisdell Exhibition Hall; repeats 10 a.m.-5 p.m. Sunday; $6; 591-2211.

4 PICKIN' IN THE PARK, hosted by Bluegrass Hawaii Traditional & Bluegrass Music Society; 11 a.m.-4 p.m.; Wahiawā Botanical Garden; free; www.bluegrasshawaii.com.

4 FLOWER ARRANGING, demonstration by MOA Arts and Culture instructors; 2-4 p.m.; Kaimukī Public Library; free; 733-8422.

LIVE MUSIC

DAVID ASING; 4-7 p.m.; Ala Moana Center, Mai Tai Bar; also DJ 720; 9 p.m.-12 a.m.; 947-2900.

BEACH 5; 5-8 p.m.; Hilton Hawaiian Village, Tropics; 949-4321.

ELLSWORTH SIMEONA; 5-8 p.m.; RumFire, Sheraton Waikiki; 866-952-3473.

CHERI NAKAMURA, ALBERT MALIGMAT (UPPER DECK) AND KRISTIE CHING, SEFA TUAI (LOWER DECK); 5:15 p.m.; Navatek I, Pier 6, Aloha Tower Marketplace; 973-1311.

STARR LUTU, LENNY KEYS AND TOMMY ARSISTO, jazz; 5:30-8 p.m.; Star of Honolulu, Aloha Tower Marketplace, Pier 8; 983-7827.

KA'ALA BOYS; 6-8 p.m.; Tiki's Grill & Bar; also LAUREN SILVA; 8::30-11 p.m.; 923-8454.

ACOUSTIK PLAYGROUND; 6-9 p.m.; Hyatt Regency Waikiki, Elegant Dive; 923-1234.

BROTHER NOLAND; 6-9 p.m.; Kani Ka Pila Grille, Outrigger Reef on the Beach; 924-4990.

DEAN & DEAN; 6-9 p.m.; Chart House; 941-6660.

LEDWARD KA'APANA, Hawaiian slack key guitar; 6:30-8:30 p.m.; Kona Brewing Co., Koko Marina; 394-5662.

PIRANHA BROTHERS; 8-11 p.m.; Hilton Hawaiian Village, Tapa Bar; 949-4321.

VINYL WINE, rock; 9 p.m.-1 a.m.; Kelly O'Neil's; 926-1777.