"A determined fan with a booklet of MacGowan's solo debut album waited in front of the dressing room. Shane took the offered ballpoint, put it to the photograph of his own face and then tore the booklet with a violent jerk of the pen. Shreds of colourful paper fell to the ground and Shane spat on them. Then he lurched to the showers, while his manager Charlie motioned me to sit in the dressing room and wait till the Master comes back. "The interview will start in a quarter of an hour and last until Shane gives you a beating," he explained the rules laconically..."
I've dug up an article depicting the impressions of a Czech journalist from three meetings with Shane, in three different phases of Shane's career – ranging from predicting Shane the usual six months of life to the conclusion that he's got too sober. My English translation of the full text (with some nice pics) is here.

