* Laugh it up with Jo Koy. He's opened for headliners Dave Chappelle, Mike Epps and Snoop Dogg and was a hit on "The Tonight Show with Jay Leno," and now comedian Jo Koy headlines two nights of standup laughter in Honolulu. Doors open at 7 p.m., show at 8 p.m.; for 18 and older at Wave Waikiki. Tickets are $26 for 21 and older and $31 for ages 18 to 20. Information: www.laughfactoryhawaii.com.

* Ooklah the Moc, Kamau, Kupa 'Aina and Paula Fuga and the One Love Ohana band perform at Andrews Amphitheatre tonight in Ola Na Iwi: Educating Hawai'i. Benefits Hui Malama / Na Kupuna O Hawai'i Nei. Tickets are $10 pre-sale and $15 at the gate. Gates open at 4:30 p.m. Information: 262-8352 or see www.nativehawaii.org.

* If anyone can make people see (and we mean really see) the incredible beauty in nature, it's the artist Andy Goldsworthy. To celebrate Earth Day 2006, Chaminade University offers a free screening at 7 p.m. tonight of the documentary "Rivers and Tides: Working with Time," about the Scotsman who does incredible things with rocks and leaves and ice. Following the film, professor and ceramist Yukio Ozaki will lead a discussion. At the Ching Conference Center in Eiben Hall. For more information, call 735-4822.