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'''''If you don't know me by now''''' è una celebre canzone, scritta da [[Kenny Gamble]] e da [[Leon Huff]]<ref name="allmusic-ifyoudon'tknowmebynow">[http{{Cita pubblicazione|titolo=If You Don't Know Me By Now - Harold Melvin & the Blue Notes {{!}} Song Info {{!}} AllMusic|lingua=en|accesso=2021-11-05|url=https://www.allmusic.com/song/if-you-dont-know-me-by-now-mt0007724225 Allmusic: If You Don't Know Me by Now]}}</ref><ref name="songfacts">[{{Cita web|url=http://www.songfacts.com/detail.php?id=259|titolo=ShieldSquare Songfacts:Captcha|sito=www.songfacts.com|accesso=2021-11-05}}</ref><ref name="discogs1">{{Cita pubblicazione|titolo=Harold Melvin And The Blue Notes – If You Don't Know Me By Know]<Now /ref><ref nameLet Me Into Your World (1972, Vinyl)|lingua=en|accesso=2021-11-05|url="discogs1">https://www.discogs.com/release/1189184-Harold-Melvin-And-The-Blue-Notes-If-You-Dont-Know-Me-By-Now-Let-Me-Into-Your-World/release/1189184}}</ref><ref name="swisscharts">[{{Cita web|url=http://swisscharts.com/showitem.asp?interpret=song/Simply+-Red&titel=/If+-You+-Don%27t+-Know+-Me+-By+-Now&cat-1965|titolo=s Swisscharts: Simply Red - If You Don't Know Me By Now] - hitparade.ch|sito=swisscharts.com|accesso=2021-11-05}}</ref> ed incisa originariamente nel [[1972]] da [[Harold Melvin & the Blue Notes]]<ref name="allmusic-ifyoudon'tknowmebynow"/><ref name="songfacts"/><ref name="swisscharts"/>, rappresentando la prima vera "hit" del gruppo<ref name="songfacts"/> e una delle maggiori hit del gruppo in assoluto<ref name="allmusic-ifyoudon'tknowmebynow"/>.
In origine la canzone fu scritta per le [[Labelle]] (gruppo che era composto dalle cantanti [[Patti LaBelle]], [[Sarah Dash]] e [[Nona Hendryx]]) ma non la registrarono mai. Quindi Kenny Gamble e Leon Huff diedero la canzone a Harold Melvin & The Blue Notes.
=== Tracce ===
==== 45 giri<ref>{{Cita pubblicazione|titolo=Simply Red – If You Don't Know Me By Now (1989, Damont Pressing, Vinyl)|lingua=en|accesso=2021-11-05|url=https://www.discogs.com/release/1443201-Simply-Red-If-You-Dont-Know-Me-By-Now/release/1443201}}</ref> ====
# ''If You Don't Know Me by Now'' 3:24
# ''Move On Out'' <small>([[Mick Hucknall]])</small> 5:18
==== 45 giri maxi<ref>{{Cita pubblicazione|titolo=Simply Red – If You Don't Know Me By Now (1989, Vinyl)|lingua=en|accesso=2021-11-05|url=https://www.discogs.com/release/1868149-Simply-Red-If-You-Dont-Know-Me-By-Now/release/1868149}}</ref> ====
# ''If You Don't Know Me by Now'' 3:24
# ''Move On Out''
# ''The Great Divide''
==== CD singolo<ref>{{Cita pubblicazione|titolo=Simply Red – If You Don't Know Me By Now (1989, CD)|lingua=en|accesso=2021-11-05|url=https://www.discogs.com/release/2113145-Simply-Red-If-You-Dont-Know-Me-By-Now/release/2113145}}</ref> ====
# ''If You Don't Know Me by Now'' 3:24
# ''Move On Out'' (Live) 5:18
== Altre cover ==
Oltre alle versioni citate di [[Harold Melvin & the Blue Notes]] e dei [[Simply Red]], il brano è stato inciso, tra gli altri, anche da (in ordine alfabetico)<ref>[{{Cita web|url=https://www.discogs.com/search?q=if+you+don%27t+know+me+by+now&btn=&type=all|titolo=Musica Discogs: Search for "Ifif you don't know me by now"]{{!}} Discogs|sito=www.discogs.com|accesso=2021-11-05}}</ref>:
* [[David Brent]] (singolo del [[2004]])<ref>[{{Cita pubblicazione|titolo=David Brent – If You Don't Know Me By Now / Freelove Freeway (2004, CD)|lingua=en|accesso=2021-11-05|url=https://www.discogs.com/release/589990-David-Brent-If-You-Dont-Know-Me-By-Now-Freelove-Freeway/release/589990 Discogs: David Brent - If You Don't Know Me By Now]}}</ref>
* [[Blue (gruppo musicale)|Blue]] (nell'album ''[[Colours (Blue)|Colours]]'' del [[2015]])<ref>{{Cita web|autore = |url = https://my-way-online.blogspot.it/2015/03/il-nuovo-album-dei-blue-tutte-le-cover.html|titolo = Il nuovo album dei Blue: tutte le cover|accesso = |editore = |data = }}</ref>
* [[Steve Brookstein]] (nell'album ''[[Heart and Soul (Steve Brookstein)|Heart and Soul]]'' del [[2005]])<ref>[{{Cita pubblicazione|titolo=Steve Brookstein – Heart & Soul (2005, CD)|lingua=en|accesso=2021-11-05|url=https://www.discogs.com/Steve-Brookstein-Heart-Soul/release/3434768 -Steve -Brookstein - Heart & -Soul]}}</ref>
* [[Jean Carn]] (singolo del [[1982]])<ref>[{{Cita pubblicazione|titolo=Jean Carn – If You Don't Know Me By Now (1982, Vinyl)|lingua=en|accesso=2021-11-05|url=https://www.discogs.com/release/2748540-Jean-Carn-If-You-Dont-Know-Me-By-Now/release/2748540 Discogs: Jean Carn - If You Don't Know Me By Now]}}</ref>
* [[Patti LaBelle]] (singolo del [[1985]])<ref>[{{Cita pubblicazione|titolo=Patti LaBelle – If You Don't Know Me By Now - Part 1 (1985, Vinyl)|lingua=en|accesso=2021-11-05|url=https://www.discogs.com/release/2149736-Patti-LaBelle-If-You-Dont-Know-Me-By-Now/release/2149736 Discogs: Patti LaBelle - If You Don't Know Me By Now]Part-1}}</ref>
* [[Jennifer Lara]] (singolo del [[1989]])<ref>[{{Cita pubblicazione|titolo=Jennifer Lara – If You Don't Know Me By Now (1989, Vinyl)|lingua=en|accesso=2021-11-05|url=https://www.discogs.com/release/2744219-Jennifer-Lara-If-You-Dont-Know-Me-By-Now/release/2744219 Discogs: Jennifer Lara - If You Don't Know Me By Now]}}</ref>
* [[Hugh Masekela]] (singolo del [[1989]])<ref>[{{Cita web|url=https://www.discogs.com/master/40542-Hugh-Masekela-If-You-Dont-Know-Me-By-Now/master/40542 Discogs: |titolo=Hugh Masekela - If You Don't Know Me By Now]|sito=Discogs|lingua=it|accesso=2021-11-05}}</ref>
* [[Jerry Naylor]] (singolo del [[1973]])<ref>[{{Cita pubblicazione|titolo=Jerry Naylor – If You Don't Know Me By Now (1973, Vinyl)|lingua=en|accesso=2021-11-05|url=https://www.discogs.com/release/2905474-Jerry-Naylor-If-You-Dont-Know-Me-By-Now/release/2905474 Discogs: Jerry Naylor - If You Don't Know Me By Now]}}</ref>
* [[Gladys Knight]]
* [[Seal]] (singolo del [[2008]])<ref>[{{Cita web|url=https://www.discogs.com/master/312094-Seal-If-You-Dont-Know-Me-By-Now/master/312094 Discogs: |titolo=Seal - If You Don't Know Me By Now]|sito=Discogs|lingua=it|accesso=2021-11-05}}</ref>
* [[Fausto Leali]] con il testo in Italiano dal titolo "Tu non mi lasciare mai"
* [[Philadelphia soul]]
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