Hugh Hefner shared this photo from his wedding on Twitter.

Hugh Hefner and Crystal Harris were set to wed this weekend at the Playboy Mansion in Los Angeles. | Dan Kitwood~Getty Images

*** TAGS - Hugh Hefner visited his childhood neighborhood, including Steinmetz High School, his childhood home and the former Playboy mansion, Friday in Chicago. *** 10-29-10 - 1340 N. State St., Chicago - Hugh Hefner poses for a photograph with his girlfriend Crystal Harris at the old Playboy mansion on N. State St. - John J. Kim/Sun-Times

PLAYBOY—Playboy is making a last-minute addition to the cover of its July issue, after founder Hugh Hefner’s fiancee called off their wedding. It’s affixing stickers over the cover image of 24-year-old Crystal Harris that say, “Runaway Bride in this issue!” | Access Hollywood Web Site

(FILES)Playboy magazine founder Hugh Hefner arrives with his fiancee Crystal Harris at the TCM Classic film Festival opening night and World premiere of the newly restored "An american in Paris" in this April 28, 2011 file photo in Hollywood, California. Playboy magazine founder Hugh Hefner has tied the knot for the third time, marrying a former Playmate 60 years his junior in an intimate New Year's Eve ceremony December 31, 2012 at the Playboy Mansion. Hefner, 86, and Crystal Harris, 26, announced the nuptials on their Twitter feeds -- @hughhefner and @crystalhefner -- and posted pictures of the wedding. "Happy New Year from Mr. and Mrs. Hugh Hefner!" Hefner said in a message accompanied by a picture of the octogenarian sporting purple pajamas and a captain's hat and the blonde Harris in her wedding dress. AFP PHOTO / GABRIEL BOUYS / FILESGABRIEL BOUYS/AFP/Getty Images