Salty Holmes
He formed the group The Kentucky Ramblers in 1930 , who changed their name to The Prairie Ramblers in 1933 and began broadcasting on Chicago radio station WLS-AM with new vocalist Patsy Montana . 
<triplet> WLS-AM <subj> Chicago <obj> located in the administrative territorial entity <triplet> Patsy Montana <subj> 1933 <obj> work period (start)