How long has Earth Wind and Fire been together?

Related questions

1. Who discovered Earth Wind and Fire?
2. How did Earth Wind and Fire get their name?
3. Is Earth Wind and Fire still together?
4. Where did the name Earth Wind and Fire come from?
5. Who died from Earth Wind and Fire?
6. What kind of music is Earth Wind and Fire?
7. What is Roberta flacks net worth?
8. How much is Maurice White Worth?
9. What was Earth Wind & Fire's first hit?
10. What happened to the lead singer of Earth Wind and Fire?

Tags

1. #sweetback
2. #group
3. #white
4. #sweet
5. #renamed
6. #baadasss
7. #after
8. #contract
9. #elements
10. #warner
11. #three
12. #astrological
13. #albums
14. #soundtrack
15. #released
16. #brothers
17. #years
18. #earth
19. #signed
20. #chart