Passed away suddenly at Toronto General Hospital on February 25th, 2010 in his 30th year. Loving son of Mary Thomson (Leighton) of Fergus. Fondly remembered by his brother Andrew Thomson (Christina & Alyvia) of Calgary and much loved grandson of Catharine Leighton of Fergus. Nephew to Bill Leighton (Cheryl) of Mount Forest, Robert Leighton (Laurie) of Fergus and Janet Leighton-Dorie (Bruce) of Richmond Hill, Arlean Peddie of Fergus and families. Great nephew of Janet Peart (Jack-deceased), Joe Lasby (Shirley-deceased), Sara Leighton of Northern Ireland and extended family & friends in Northern Ireland. Funeral Service for Sean will be conducted at the Graham A. Giddy Funeral Home & Chapel, 280 St. David St. South in Fergus, on Tuesday, March 2nd at 1:00pm with visitation from 11:00am. Spring interment will be held at the Rockwood Cemetery. For those who wish, memorial donations can be directed to the Toronto General Hospital, cards available at the funeral home (519) 843-3100. www.grahamgiddyfh.com