Who is the greatest r&b singer ever?!

Question: Who is the greatest r&b singer ever!?
Answers:

Johnny GillWww@Enter-QA@Com

Female: Janet Jackson! Male: R!.Kelly!Www@Enter-QA@Com

For older time I would say Luther VandrossWww@Enter-QA@Com

Barry WhiteWww@Enter-QA@Com

Sam CookeWww@Enter-QA@Com

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