London - Britain's two best known redheads - former Spice Girl Geri "Ginger" Halliwell and radio disc jockey Chris Evans - are an item. Or are they? Halliwell implied on Evans' morning radio show yesterday that the flamboyant DJ was her new lover, but arch foe Baby Spice - who is now locked in a battle with Halliwell for top of the pop singles charts - claimed Evans was in fact wooing her.