Portland Greendrinks, 5:30 to 8 p.m., Bayside Bowl, Portland. Network with business owners and others interested in the environment with drinks, bowling at $2 a game and support of Maine Academy of Modern Music. $2 with drinking vessel/$5 without.www.portlandgreendrinks.com.


Rainbow Business & Professional Association Scholarship Awards Banquet, 5:45 p.m., Holiday Inn by the Bay, Portland. Enjoy a cash bar and dinner and congratulate this year’s scholarship winners. $25 members/$30 nonmembers. 775-0077.


Pink Tulip Party, noon to 3 p.m., Whitten Home, Portland. Enjoy hors d’oeuvres, drinks and music while admiring the tulips. All donations support the Pink Tulip Project and the Women’s Cancer Fund. $10. http://friendsofeasternpromenade.dreamhosters.com.

Boys to Men Auction, 6 to 10 p.m., Portland Public Library. Enjoy appetizers, cash bar and live music, while bidding in the live and silent auctions. $40 or $75 per couple. www.boystomen.info.