The Butler Eagle would like to hear about your 50th birthday celebrations for a story to run in the Focus section. To tell us about your 50th birthday, call 724-282-8000, Ext. 252.

SLIPPERY ROCK TWP — The Slippery Rock Area Woman's Club will host its annual card party and luncheon at 11 a.m. Saturday at the Slippery Rock Township Building.The theme for the event is "Step Back in Time to 1927,"which celebrates the year the club was founded.Participants will wear hats and gloves from the 1920s. For details or tickets, call 724-794-1558.

BOYERS — A barrel race and Chinese auction will be held at noon Sunday at the Buckhorn Ranch, Branchton Road, Boyers, to benefit Slippery Rock High School senior Chrissy Elick, who was injured in a car accident in January.For details, call 724-794-8182.

The Arthritis Foundation Exercise Program will begin an eight-week series of classes Monday at the Yoma Room Wellness Center, 407 Great Belt Road, Butler.The course will be held Monday and Thursday evenings. Cost is $60 for 16 sessions. To register, call 724-352-9454 or visit www.yomaroom.com.

A new support group will meet at 3 p.m. May 3 at Panera Bread for women who are suspected of having multiple sclerosis, or those who have been diagnosed with the disease in the last five years.The group will continue to meet at 3 p.m. the first Saturday of each month. For details, call Judy at 724-991-0386.

The Butler Reading Club, celebrating its 110th year, is seeking yearly program books, newspaper articles or memories from past members for a celebration of the club's history in June.To submit information or contribute items, contact Rebekah Sheeler at 724-794-1636.

MUDDY CREEK TWP — The Moraine State Park naturalist will host a "Basic Tree ID" program at 10 a.m. April 27, Arbor Day, at the Sunken Garden trailhead, located on the park's south shore.Asecond program, "Trees: Renewable Wonders," will begin at 1 p.m. at Shelter 1, also on the south shore.The programs are open to the public. For details, visit www.dcnr.state.pa.us.

KARNS CITY — Karns City High School drama club will host its annual variety show at 7:30 p.m. Wednesday at the high school auditorium.The production will include performances by students and faculty.Tickets are $6 in advance or $7 at the door. For details or to purchase tickets, call Beth Ackelson, 724-756-2030.Proceeds benefit the high school's after-prom.