PAY IT FORWARD United Blood Services, 1234 David Drive, Suite 102, in Morgan City, asks donors to pay it forward this holiday season by donating blood. Donors now through Dec. 31 entered in a drawing for a $500 Amazon.com gift card, a winner chosen each day. Donors also receive a long-sleeve Pay it Forward T-shirt. Appointments can be made online at www.bloodhero.com or call 877-827-4376. Walk-ins welcome. Donors must be 16 years old, weigh 110 pounds or more and be in good health. Donors 16-17 need parent/guardian permission. CHRISTMAS EVE Service at First United Methodist Church, 109 Gilmore Drive, Berwick, 6 p.m. Dec.