By Lucretia Munro Celebrity Big Brother fans were left raging as they felt David Potts was not the worthiest winner after a dramatic series. Reality star David, 30, beat Strictly’s Nikita Kuzmin to the top prize on Friday night. But fans were left confused as they believed Louis Walsh, who had been the bookies favourite, earned his place as the winner following a string of headline worthy tales of his celebrity pals and the music industry. Louis came fourth in last night’s final, following fifth place Fern Britton out the door. Fans hailed Louis as the “most entertaining” and some going as far…