 <translate> "If You Do n't Know Me by Now" is a song written by Kenny Gamble and Leon Huff, and recorded by the Philly soul musical group Harold Melvin & the Blue Notes. 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.

Based on this passage, when did if you don't know me by now come out? Let's give stream of consciousness first: <yor> "If You Don't Know Me by Now" jẹ orin ti Kenny Gamble ati Leon Huff kọ, ati ti o gba nipasẹ ẹgbẹ orin ẹmi Philly Harold Melvin & the Blue Notes. O di hit akọkọ wọn lẹhin ti a ti tu silẹ bi alailẹgbẹ ni ọdun 1972, ti o wa ni oke US R & B chart ati pe o wa ni nọmba mẹta ni US Pop chart.  Ní ìbámu pẹ̀lú ohun tó wà nínú ìwé yìí, tó bá jẹ́ pé o ò tíì mọ̀ mí, ìgbà wo lo sọ pé o mọ̀ mí? Ẹ jẹ́ ká kọ́kọ́ sọ̀rọ̀ nípa ìmọ̀lára: 