Paul McCartney set for 'Colbert Report' visit

** FILE ** In this Dec. 21, 2008 file photo, British musician Sir Paul McCartney signs copies of 'Electric Arguments', a new album re-issued under the name of The Fireman, with exclusive new artwork, at a store in central London. The Comedy Central TV channel says Paul McCartney is going to drop in on Stephen Colbert. McCartney will be a guest on Wednesday Jan. 27, 2009 talking up his latest album, "Electric Arguments." (AP Photo/Joel Ryan, File)