Garfunkel, Oates, and Garfunkel and Oates by KaneMH

Question 4

Immediately following “Sara Smile” which reached #4 on the Billboard Hot 100 and was based on a successful long-term relationship of Daryl Hall, the duo's new label (Atlantic) re-released what other single which reached #7 that referenced a less successful New Year’s Eve date of John Oates?

She's Gone