Bayer Leverkusen star Sidney Sam wants to know: ‘Who the f*** are Chelsea?’

Like Bayer Leverkusen striker Sidney Sam endeared himself to Chelsea fans ahead of the two sides meeting in their Champions League clash with an inflammatory Facebook post. The ex-Hamburg man posted a photo on his Facebook page of himself in front of a Chelsea shirt with his thumbs down. He helpfully captioned his photo: "Who [.