KARNS CITY — The Karns City Class of 2001 will host their five-year class reunion at 4 p.m. Saturday at Happy Hunters Sportsmen Club, Chicora-Fenelton Road.

Class members who have not sent an RSVP should call 724-445-2150 if planning to attend.

MARS — The Mars Library has announced its second annual Gingerbread House Contest.Entries for the contest will be accepted Monday through Dec. 9 at the library, 107 Grand Ave.The contest features three divisions including adult, for builders age 16 and older; youth, for participants ages 7 to 15; and group, for houses built by two or more people.For information, visit the library or call 724-625-9048.

RENFREW — Now through Jan. 2, the Butler County Humane Society will participate in the Iams Home 4 the Holidays adoption drive.During the drive, families adopting a pet will receive a free Iams adoption kit with food samples, coupons and tips on pet care, behavior, training and nutrition.For information about the drive, visit the humane society at 1015 Evans City Road or Judge's Park animal shelter at 511 W. New Castle St., Zelienople.Information is also available by calling 800-421-6456 or visiting www.home4theholidays.com or www.iamsfriendsforlife.com.

A Holiday Craft and Food Festival will be held from 10 a.m. to 4 p.m. Saturday at Hill United Presbyterian Church, 501 Second St.The event will feature locally made crafts and a food sale. Lunch will be available for purchase. Door prizes will be awarded.

SAXONBURG — Outlook Pointe at Saxonburg, 100 Bella Court, will host an informational presentation on Alzheimer's disease from 6 to 8 p.m. Nov. 30.The program is free and reservations are required. For information, call Cindy Lassinger at 724-352-2827.

SLIPPERY ROCK — The Institute for Learning in Retirement at Slippery Rock University is seeking volunteers to instruct classes on Spanish for travelers, crafts, dance and movement, basket weaving and other topics.Trip leaders are also needed to lead outings to local attractions.For information, call 724-738-1604 or send and e-mail to ruth.hoffman@sru.edu.

CRANBERRY TWP — The Community Relations Committee of the Cranberry Area Chamber of Commerce is seeking donations of gift cards, phone cards and monetary donations to benefit Glade Run Lutheran Services, Mars Home for Youth and the Victim Outreach Intervention Center.Donations can be dropped off at the chamber office, Cranberry Township Municipal Center, Rochester Road, Suite 200.For information, call 724-776-4949.Notices, in writing, of festivals, fundraising events, newly elected officers and other news from clubs and nonprofit groups should be sent to the Focus department one week in advance of the event.