My favorite R&B bands are:

1 Sly & The Family Stone

2 Parliament-Funkadelic

3 Mandrill

4 Average White Band

5 Earth, Wind & Fire

6 The Blackbyrds

7 Brick

8 The Commodores

9 The Barkays

10 Con Funk Shun

11 Heatwave

12 Lakeside

13 Cameo

14 Zapp

15 Slave

16 The Ohio Players

17 Chic

18 One Way

19 The Time

20 The S.O.S. Band