The cover of the March issue of Vogue US hasn’t even been officially released and it’s already causing a lot of buzz. But let’s face it, which magazine featuring Lady Gaga on the cover doesn’t? Shot by Mario Testino, Lady Gaga wore a pink wig and purple lipstick. So far, so good. No biggie. Except for the dress she was wearing, created by Colombian designer Haider Ackermann, who Karl Lagerfeld says should be his successor at Chanel. Could Anna Wintour be foreshadowing future events?