i'm clueless. usually scruffyish, hippyish, wear flarey jeans and flowy tops and uggs and scarves type casual person.
i'm 5'6, fat hourglass curvy size 14 with big bappage.
fair skin, very short hair (brown and blonde), ear tunnels! 
HATE showing flesh, hate wearing heels, hate dressing posh to be fair, but desperate to go to this posh do!!!
budget limited (under £100 all in) and will probably never wear it again.
any help and links appreciated.
ta. 