ON this date in 1999 - In London, a bomb threat at a Kenny Rogers concert being held at Royal Albert Hall caused the evacuation of more than 3,000. No bomb was found and no injuries were reported. Bun Man and Mr Purple later claimed responsibility for the threat call. As Bun was being led off to jail, he muttered to the bobbie, "I just couldn't bear listening to Kenny Rogers again, that was too much pain to endure." The Bobbie retorted, "You gotta know when to hold 'em, know when to fold 'em..."