January 18

The Surfjack Hotel & Swim Club, penthouse lanai, 6-7 p.m., $25. Join yogi and Pilates instructor Chelsea Peck for a dynamic group Pilates session. (pilatesokala.com/events)

Hanauma Bay Nature Preserve, theater, Thursdays through January, 6:30-7:30 p.m., free. Attend a series of seminars on coral reef tipping points, saving parrotfishes and sea urchins, and marine reserves. (397-5840)

John A. Burns School of Medicine, Medical Education Building, Bloodmobile, 7 a.m.-1 p.m., free. Donate blood and save lives. Pre-registration recommended. (848-4770, bbh.org)

Waianae Mall, Bloodmobile, 6:45 a.m.-1 p.m., free. Donate blood and save lives. Pre-registration recommended. (848-4770, bbh.org)

Bread & Butter, 1585 Kapiolani Blvd., contact for time and cost. Enjoy a five-course dinner with wine pairings. (949-3430, alohabreadbutter.com)

Pearl City Public Library, 1138 Waimano Road, 2:30-4 p.m., free. Munch on popcorn, make popcorn crafts and learn fun facts about everyone’s favorite snack. Materials provided. This event is for attendees age 10 and up. Reservations recommended. (453-6566)

Prince Waikiki, noon, $59-$420. HSBP will address Hawaii’s retail industry on the heels of the holiday season. (hsbp.biz)

Department of Health, 1250 Punchbowl St., 5:30-7:30 p.m., free. Midwives Alliance of Hawaii and the Department of Health are hosting a public meeting regarding midwife licensure. Enter from Punchbowl Street entrance. (midwivesallianceofhawaii.com)

The Laylow, Autograph Collection, 7-10 p.m., free. (laylowwaikiki.com/event-directory)

Habitant Lounge Nordstrom, 6-8 p.m., contact for cost. The Come for friends, food, drinks, music and aloha. (953-6100)