Tracy L. Ziemer, a graduate of Sweet Home High School, and Jacob M. Smith, a graduate of North Tonawanda High School, exchanged nuptial vows at 2 p.m. Saturday in St. Amelia Catholic Church, Town of Tonawanda. Monsignor Thomas F. Maloney performed the ceremony before a reception was given in Days Inn at the Falls. The newly married couple are traveling to the Mayan Riviera, Mexico. The bride is the daughter of Michael and Valerie Ziemer of Town of Tonawanda and the bridegroom is the son of Barney Smith of North Tonawanda and Toni Smith of Niagara Falls. The bride is a customer service employee of HSBC Bank. The bridegroom is a general operator at Battenfeld Grease & Oil Corp.