lawn. . . . After 10 years of operation as a night club on 52nd St., a Street that has seen many fly by nights. Kelly’s Stable is undergoing a complete rejuvenation job and will reopen on April 4th with a top-drawer show paced be the two great musical combinations of Earle Warren and Teddy Kay and supported by Nan Blakstone. The Osmund Sisters and Linda Keene and Nellie Hill. . . . Arthur Blake, America's