History of Rock and roll

	Revision 64 . . December 15, 2001 1:58 am by Ed Poor [added back beat: one TWO, three FOUR]
	Revision 63 . . (edit) December 11, 2001 9:15 am by (logged).45.18.xxx [*"Mysterions" to "Mysterians"]
	Revision 62 . . (edit) November 29, 2001 2:41 pm by (logged).104.224.xxx [Moved grunge category]
	Revision 61 . . (edit) November 28, 2001 2:13 pm by Penfold599 [Added the subcategory of Grunge.]
	Revision 60 . . November 27, 2001 10:13 am by (logged).9.128.xxx [wikification]
	Revision 59 . . October 30, 2001 5:57 pm by (logged).253.39.xxx

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Rock and Roll is a form of popular music, usually featuring electric guitars, that emerged in America in the 1950s. It combines elements of [boogie woogie]?, Jazz and rhythm and blues, and is often influenced by traditional folk music, country and blues?.

Rock and Roll is a form of popular music, usually featuring electric guitars and a strong [back beat]?, that emerged in America in the 1950s. It combines elements of [boogie woogie]?, Jazz and rhythm and blues, and is often influenced by traditional folk music, country and blues?.