 They had immediate success with "I'm Your Puppet", written by Spooner Oldham and Dan Penn and produced by Penn at the FAME Studios in Muscle Shoals, Alabama.The record, released in September 1966, spent 14 weeks on the US chart and sold an estimated one million copies.Although "I'm Your Puppet" was their biggest hit, they had several further successes on both the "Billboard" Hot 100 and R&B chart in the US in the late 1960s, including a revival of "Shake a Tail Feather", originally by The Five Du-Tones, and "Let Love Come Between Us".