VH1's Love and Hip Hop Atlanta premieres tonight and there is already significant buzz surrounding the cast.  They've got singers K. Michelle and Karlie Redd, rapper Rasheeda, Lil Scrappy and his girlfriend Erica Dixon, famous producer Stevie J, his long time girlfriend Mimi, his mistress Shanellica Joseline and a host of other characters that appear throughout episode one.  Watch as executive producer, Mona Scott Young breaks down the history behind everyone on the show.