McELWEE - William J. "Billy Mack" of East Meadow, NY on March 10, 2015 at the age of 54. Cherished son of James William "Mr. Mack" and the late Joan (nee Flanagan). Loving brother of Michael (Jean), and Patricia (John) May. Adored uncle of Michael, Jr. (Mary Ellen), Maureen Sharp(Morgan), Brendan, Kevin, and Ryan. Proud great-uncle of Madeline, Michael III, Thomas, and Jillian. Family will receive friends Sunday, 2-5 pm and 7-9 pm, at the Charles J. O'Shea Funeral Homes: 603 Wantagh Ave. (Exit 28N SS PKWY) Wantagh, NY. Mass of Christian Burial will be held Monday, 9:45 am, at St. Raphael's R.C. Church. Entombment to follow at St. Charles Cemetery. In lieu of flowers please make donations in his memory to a charity of your choice.