Shit came from P Funk man and Bootsy Collins and the escapades of R&B bad boys like Jmes Brown and Rick James ( I kno I kno two different eras but they were I conic so Blah). Curtis Blow started it back in 1979 and P Funk in 73. Look up George Clinton and Bootsy Collins

If you like Snoop Dogg you'll love them dre, easy, Ice cube took samples from most of their songs. Even 2PAC it was west coast funk baby "Pop lockin' it west coast style"
George Clinton (funk musician) - Wikipedia, the free encyclopedia
Bootsy Collins - Wikipedia, the free encyclopedia