What on earth is wrong with you people?
Have none of you ever heard of dancehall - that great Jamaican artform that regularly percolates into US mainstream culture via Hip Hop? Dancehall dances and dancehall queen competitions have been ‘twerking’ for well over 20 years. There’s no need to look at reggaeton or Africa, the influence is blatantly obvious as this clip from a Canadian reggae festival in 1995 shows: http://www.youtube.com/watch?feature=player_detailpage&v=U0tGhLfxtZ4#t=85
