Casey of Billerica formerly of Bedford, Robert M. Casey, age 43, died unexpectedly. Beloved father of Matthew and Alex Niconchek. Loving son of the late Diane & John Riel. Brother of Timothy Casey and his wife, Maria of Pepperell, Twin brother of Michael and his wife, Melissa of Hudson, NH and Stephen Casey of Lowell. Also survived by several nieces and nephews. Visiting hours will be held in the Burns Funeral Home, 354 Boston Rd., (Rt. 3A), Billerica, Thursday, October 12, from 5:00 - 7:00 PM. Graveside services will be held at Fox Hill Cemetery, 130 Andover Rd., Billerica on Friday at 11:00 AM. Relatives and friends invited. www.burnsfuneralhomes.com