In from Berlin: noughties-style hair is back. And we’re not just talking Lauren Conrad braids or The Ashlee Simpson circa ‘04. German design house Kilian Kerner sent their models down the runway rocking accordion hair bands at Berlin Fashion Week - and all the cool kids have jumped back on this bandwagon. Dig up your OC mix tapes, don a spot of camo and get acquainted with your latest early morning hack. ASOS girl Lia has you sorted...