PENN TWP — Sing Hosanna! will host a dinner and tea party at 4 p.m. Sunday at the Penn Christian Academy auditorium, 199 W. Airport Road.

The event will include dinner, a silent auction and a Broadway concert.

Reservations are required by today. For tickets, visit May's Music Shoppe, 247 E. Jefferson St. For information, call 724-285-3653.

HARMONY — A spring time Victorian tea will be presented by the Harmony Business Association at 12:30 p.m. May 16 at Harmony Museum's Stewart Hall, Main and Mercer streets.Reservations are required by Saturday by calling 724-452-6220.Participants are invited to wear a Victorian hat or borrow one at the event.

The Butler County Safety Council and the City of Butler will hold a Walk for Wellness from 11 a.m. to 3 p.m. Saturday at Butler Memorial Park. Participants will walk two miles on Memorial Drive.Registration will begin at 9 a.m. at the Optimist Shelter. The first 50 participants who take paper products for the Butler County Food Pantry will receive a pedometer.

MARS — Christian Community Church of Mars will host its first flea market of the season from 8 a.m. to 1 p.m. Saturday at the church parking lot, 558 Pittsburgh St.A concession stand will be available.Call 724-625-3230 to reserve a spot or visit www.cccofmars.org for information.

MARS — The Opus I Music Society will meet at 10 a.m. Monday for a brunch for members and their guests.At 11:15 a.m. Mr. Samuel Lawson will present a concert of music on "The Spanish Guitar and Spanish Art and Architecture."The program will be held at the Mars Alliance Church Fellowship Hall, 997 Route 228 and is free. For information, contact Linda Johnson, 724-776-9169.

BRADY TWP — The Bartramian Audubon Society will hold its annual awards night at 7 p.m. Monday at the Jennings Environmental Education Center, 2961 Prospect Road.The society will honor individuals, organizations, or businesses that have contributed to the local Audubon cause. Scholarships will be presented and new members of the bird and butterfly and wildlife sanctuary programs will receive sanctuary signs.For information, contact Nancy Baker at 814-437-5858 or NBAKER@pa.rr.com.

HARMONY — The Harmony Museum will hold an open house from 6:30 to 9 p.m. Tuesday at the museum, 218 Mercer St. Participants will learn about the history of the museum and its volunteer activities.Light refreshments will be served.