THOMAS SEAN KNAPP WHOPPER Age 41, unexpectedly after undergoing a kidney transplant, on Monday, July 20, 2015, of Bethel Park. Beloved son of Nancy J. (White) Thomas and the late Ivor L.; loving brother of Ivor L. "Lyn" Thomas II; nephew of Barbara Klein; also survived by many loving cousins and friends. Sean was a lover of singing Karaoke no matter where. Friends will be received at the JOHN F. SLATER FUNERAL HOME, INC., 412-881-4100, 4201 Brownsville Road, Brentwood 15227 on Thursday from 6-8 p.m. and Friday from 2-4 and 6-8 p.m. and Saturday from 9-10 a.m. at the First Lutheran Church at which time his Funeral Service will be held. In lieu of flowers, family suggests contributions to First Lutheran Church, 615 Grant St., Pittsburgh, PA 15219 or an animal related charity of one's choice. Send condolences post-gazette.com/gb