Patricia 'Patti' Walsh Arnold of Las Vegas, NV, formerly of Springfield, died Monday, April 5, 2004 in Las Vegas.  Mrs. Arnold graduated from Springfield College in Illinois.  She attended Southern Illinois University at Carbondale.  She worked as a professional singer.  Survivors:  husband, Doughlas; a sister, Judith A. Walsh of Springfield; two brothers, Ronald P. Walsh of Springfield and Thomas E. Walsh of Clearwater, Fla.; two aunts, and several nieces, nephews and cousins.