FESTIVAL: APRIL 26

The Bishop Museum markss Earth Day with the Grow Hawaiian Festival, an eco-event featuring weavers, dancers, kapa makers, horticulturalists, biologists, among others. Also, kumu hula share personal stories on the uses of plants in hula. There will be booths about local conservation and sustainability efforts, experts on hand for science questions, entertainment by Pilioha and hula dancers, and more.

9 a.m.-5 p.m. April 26 / Great Lawn, Bishop Museum / Free / 847-3511.

FESTIVAL: APRIL 26

The Bishop Museum markss Earth Day with the Grow Hawaiian Festival, an eco-event featuring weavers, dancers, kapa makers, horticulturalists, biologists, among others. Also, kumu hula share personal stories on the uses of plants in hula. There will be booths about local conservation and sustainability efforts, experts on hand for science questions, entertainment by Pilioha and hula dancers, and more.

9 a.m.-5 p.m. April 26 / Great Lawn, Bishop Museum / Free / 847-3511.

CONCERT: MAY 2

The fans have spoken: The Jason Mraz concert, originally planned for the Blaisdell Concert Hall, is now happening at the Waikiki Shell because of popular demand. The singer/songwriter will be armed with his album "We Sing. We Dance. We Steal Things" — and you can expect to hear his hit single "I'm Yours." The music video for the song was filmed in the Islands earlier this year. Waimanalo's own Paula Fuga opens.

7:30 p.m. May 2 / Waikiki Shell / $25, $30, $35 / 877-750-4400, www.ticketmaster.com.

CONCERT: MAY 2-3

Take a journey back to Sherwood Forest in a comedic concert, "The Musical Misadventures of Robin Hood," below, featuring the award-winning Sounds of Aloha Chorus. Also performing: the 2007 International Silver Medalist quartet OC Times from California and the Kahuku High School Show Choir. Theater organ stylings by Don Conover at 7 p.m.

7:38 p.m. May 2-3 / Hawai'i Theatre / $27 orchestra or loge, $20 balcony, $14 upper balcony / 528-0506, www.hawaiitheatre.com.

CONCERT: MAY 1

Searching for some sweet country music? Country duo Sugarland, (below, Jennifer Nettles and Kristian Bush) hits the Blaisdell Concert Hall stage May 1 in its Island concert debut. The pair's latest album is "Enjoy the Ride," including the hit single "Stay." The Atlanta-based Sugarland is the 2007 Country Music Award winner for best Vocal Duo Artist, and recently won the Country Music Television award for best Duo Video ("Stay").

8 p.m. May 1 / Blaisdell Concert Hall / $35, $45, $60, $75 / 877-750-4400, www.ticketmaster.com.

FESTIVAL: MAY 3

It's pink and it's often oval ... it's SPAM, and it's time to celebrate our Islands' favorite canned meat at the sixth annual Waikiki SPAM Jam, which takes over Kalakaua Avenue for a night of entertainment, food booths, Hawaiian arts and crafts, games and more. And there's the annual Mr. or Ms. SPAM Hawaii Contest, through which the most SPAM-crazed fan in Hawai'i will be recognized. Sponsored by the Hawaii Tourism Authority and Outrigger Hotels & Resorts, the Jam encourages residents and visitors alike to donate cans of SPAM to the Hawaii Foodbank.

4-10 p.m. May 3 / Kalakaua Avenue, Waikiki / Free / www.spamjamhawaii.com.

CELEBRATION: MAY 5

Cinco de Mayo is not a Mexican independence day. Rather, it marks a victory of the Mexican Army over the French at the Battle of Puebla. And the victory celebration continues. Aloha Tower Marketplace's annual Cinco de Mayo party will include live local and Mexican music, free salsa lessons, Mariachi del Pacifico and more. Chihuahuas, below, take the stage for the Cinco de Mayo Chihuahua fashion show and parade, open to all full- or part-Chihuahuas. Select restaurants at Aloha Tower Marketplace will also feature food and drink specials and entertainment all night long.

5 p.m. May 5 / Aloha Tower Marketplace / Free / 566-2337, www.alohatower.com.

COMPETITION: MAY 14-17

Things heat up at the Polynesian Cultural Center next month with the 16th Annual World Fireknife Dance Championship, right. Competitors from around the world showcase the daring and acrobatic art of Samoan fireknife dancing. The final round of the competition is held during intermission of PCC's Horizons Night Show, and the champion is announced following the conclusion of the second show. Other competitions slated for the week include: Warrior's Duet Fireknife, Female Warriors of Samoa, and Pacific Junior Fireknife.

7:45 p.m. May 14, Warrior's Duet and Female Warriors of Samoa competitions / 7:45 p.m. May 15, World Fireknife Championship, preliminary / 7:45 p.m. May 16, Pacific Junior competition and World Fireknife Championship, semi-final / 6 and 8 p.m. May 17, World Fireknife Championship finals / Polynesian Cultural Center, Hale Aloha Theatre May 14-16; Pacific Theater, Horizons Night Show intermission May 17 / $8 May 14-16, $43 May 17 / 367-7060, www.polynesia.com.

STAGE: MAY 14

Agatha Christie's "And Then There Were None," a classic whodunit, debuts at Manoa Valley Theatre May 14. The plot in this mystery comedy focuses on 10 people, each with something to hide and fear, at a lonely mansion on Shipwreck Island, where they are cut off from everything but one another and their past. As they share their secrets, one by one they succumb to a diabolical avenger. The play is guest-directed by Betty Burdick.

Premieres at 7:30 p.m. May 14, repeats 7:30 p.m. Wednesdays-Thursdays, 8 p.m. Fridays-Saturdays, 4 p.m. Sundays, through May 25 / Manoa Valley Theatre / For those 12 and older / $25 general, $20 seniors and military, $15 for those 25 and younger / 988-6131, www.manoavalleytheatre.com.