 
<translate> Don amsa wannan tambayar, yi la'akari da wannan: Ya zama su na farko hit bayan da aka saki a matsayin guda a 1972, topping Amurka R & B ginshiƙi da kuma kai a lamba uku a kan Amurka Pop ginshiƙi. Saboda haka, amsar karshe ita ce 1972. <eng> To answer the question, consider the following: It became their first hit after being released as a single in 1972, topping the US R&B chart and peaking at number three on the US Pop chart.
So, the final answer is 1972. 