October 14

Ala Wai Promenade, 1901 Kapiolani Blvd., 4-6 p.m., free. Adults in need of a first-time bike lesson or a refresher course are invited to get rolling safely under the guidance of Hawaii Bicycling League’s friendly and knowledgeable instructors. Pre-registration required. (hbl.org/workshops, 735-5756)

New Hope Oahu, Sand Island Campus, Bloodmobile, 6:15 a.m.-1 p.m., free. Donate blood and save lives. Pre-registration recommended. (848-4770, bbh.org)

Waikele Center, Bloodmobile, 7-11 a.m., free. Donate blood and save lives. Pre-registration recommended. (848-4770, bbh.org)

Anchor Church, 45-815 Pookela Road, Sundays through Nov. 18, 9-11 a.m., free. (235-5811, griefshare.org)

Ala Moana Hotel, Hibiscus Ballroom, 5:30-8:30 p.m., contact for cost. Pacific Health Ministry will celebrate 30 years of providing spiritual care services and education throughout the state. The gala-style event will feature a program dedicated to the nonprofit’s services, a gourmet dinner and entertainment by Hawaii Loa Band with Herb Lee. (591-6556)

Aloha Stadium, parking lot, contact for cost. Try four timed laps at the Sports Car Club of America solo/autocross course in competition with other cars, SUVs and trucks. (sccahawaii.org)

Waimea Valley, Waimea Valley Road, 10 a.m., $25-$30. Join plant collections specialist David Orr on a tour/hike of Waimea Valley, starting with a walking tour of the lower gardens and ending in a half-mile hike to the waterfall. Pre-registration required. (537-1708, friendsgardens@aol.com)

Harbor Restaurant at Pier 38, 4-6 p.m., free. Come for acoustic ambiance and retro chill. (550-3740)

O’Toole’s Irish Pub, 902 Nuuanu Ave., 9 p.m.-1:30 a.m., free. (926-1777)