Bill Murray, who became a plaid-knickered folk hero to drunken, globe-hopping duffers everywhere after being pulled over by the killjoy Swedish police on suspicion of silently whirring down the streets of Stockholm in a borrowed golf cart while under the influence of too many vodka-infused Arnold Palmers, has finally answered for the antics that briefly rocked the world of Scandinavian law enforcement two weeks ago. Explains Murray about the post-party shuttle service he offered to some fellow revelers: