Who reappears as suddenly as they disappeared.
Questions will be forever asked about what they got up to during the shadowy period of their absence but no answers will ever be given.
One day he went out for a swim in the local canal and promptly disappeared without trace.
Nothing was heard from Den for years until he suddenly reappeared in Walford many years later as if nothing had ever happened.
On walking back into the local pub the local landlady Peggy was heard to exclaim, "ZOMG Den, you've only gone and done a javaboy".