 The original Ko Ko Mo".The Combo and Aladdin singles, counted as one unit by "Billboard"'s compilers, entered the Billboard R&B charts in the week ending January 26, 1955, and spent 7 weeks in the charts, before it reached #7 in the week ending February 16, 1955, before peaking at #6 on the R&B charts.Encouraged by findings of the US Federal Court in the "A Little Bird Told Me" case that permitted cover versions, and fueled by advance rumors that the song was a likely hit, by the middle of January 1955, cover versions had been recorded by Perry Como (RCA Victor 20-5994A) on January 4, 1955 in New York city; The Crew-Cuts; The Hutton Sisters (Marion Hutton and Betty Hutton) (Capitol 303); the Bill Darnel & Betty Clooney duo (X Records "X"-0087; 4X-0087); and The Dooley Sisters (Tampa 100) that "broke lose in Pittsburgh".