Conversation so far:
what kind of success did the Osmonds have with pop music?
Under R&B producer Rick Hall's guidance, the Osmonds hit the top spot on the pop chart with One Bad Apple in 1971.
Was that part of an album they produced?
One Bad Apple is track 2 on the Osmonds album titled The Osmonds.
Did the Osmonds collaborate with any other artists?
Donny Osmond collaborated with Steve and Eydie for We Can Make it Together (billed as featuring all of the Osmonds as Alan, Wayne and Merrill penned the track for Donny).
what other successes did the Osmonds have between 1971-1972?
The Osmonds' song One Bad Apple hit the top of the charts in 1971. In 1972 they released two studio albums which were certified Gold.

Question: hat was their most popular single during this time?
Self-contained rewrite: What was the Osmonds' most popular single during 1971-1972?