 However, rather than allowing the Sisters to be billed under their own names, he re-christened them as "The Sentimentalists" - a name which he had previously utilized for a small instrumental combo.Since he "owned" the name, he was confident that he could avoid a repeat of the incident with the Pied Pipers.Although the Sisters had to begin by learning all of the Pipers' songs with the band, they were soon able to grow into their own artistic voice as well.