The Didn't I (Blow Your Mind This Time) Songfacts says: "Didn't I (blow your mind this time)" is the second-highest-charting hit by R&B/Soul sensations The Delfonics, on their third studio album which happens to be their self-titled one. Like many of their hits on the Philly Groove label, it's a slow, passionate love song. It was written by producer Thom Bell and founding frontman William Hart.
I gave my heart and soul to you, girl
Didn't I do it baby, didn't I do it baby?
Gave you the love you never knew, girl