London outfit PREP were almost universally praised for their smooth as you like debut track, 'Cheapest Flight', which dropped at the height of summer. Amongst those publications and artists rushing to slap the mysterious jazz-pop group on the back was George Reid of AlunaGeorge, who now, three months down the line, is the first person to be set loose on reworking the song. With a change of pace and a few other subtle tweaks - including sultry sax and his trademark wobbly synths - George elevates this one from underground jam to Radio 1 ready party starter. - DC