that song is on the Reaching For the World album
Harold Melvin and the Bluenotes-1973 FEATURING MR. THEODORE PENDERGRASS ON LEAD VOCALS.
Harold Melvin and the Bluenotes
David Ebo
Harold Melvin and the Bluenotes-1972
Originally Harold Melvin & the Bluenotes (lead singer Teddy Pendergrass) in 1972. Lots of covers but the big one was in 1989 by Simply Red (lead singer Mick Hucknall)
The current members are lead singer Donnell Gillespie, John Morris, Anthony Brooks and Rufus Thorne. Sharon Paige also performs with the group
Harold Melvin and the Bluenotes Spinners Dramatics Chi-Lites
It depends where you are. It is available in the UK. (See links below)
Harold melvin and the bluenotes in 1972 and simply red in 1989
Originally by Harold Melvin and the Bluenotes. Re-recorded by Felt Music, singer Lindsey Cleary.
the correct title of this song is You Know How To Make Me Feel So Good
'If You Don't Know Me By Now' was originally released by Harold Melvin and the Bluenotes in 1972. A cover version was released by Simply Red in about 1989.