Petrie decided to retire with his final strip appearing on 13 January 2001.
The final strip ran on February 2, 2008.
The final strip showed a glowing light coming from a box inside the kennel.
The final strips can still be made to join at one of the inconspicuous locations described.
The 3,150th and final strip ran on Sunday, December 31, 1995.
The final strip was published on January 2, 2011.
The captions for the 500th and final strip were completed in November 1999.
The final strip appeared in The Sun on 18 September 2009.
The final regular strip was published on December 23, 2008.
He sealed her mouth shut with a final strip of tape.