The Dandy Annual name changed to The Dandy Book in 1952 and continued, the year changing for each subsequent annual, until the release of the 2003 book in 2002 when it was renamed "The Dandy Annual". Despite the comic's relaunch as Dandy Xtreme in 2007, the annual was still known as "The Dandy Annual". This is likely because the annuals of the time were mostly made up of "Dandy Comix", due to the topical nature of the magazine's "Xtreme" content. In unison with the comic at the time, the front cover usually featured Korky the Cat. After Desperate Dan took over the front
The Blue Peril theme regarding the possible existence of superior alien life. "The Blue Peril" may have been the inspiration of other such stories about the Earth being unknowingly occupied by superior aliens, such as Eric Frank Russell’s Sinister Barrier (1939). It was acknowledged as the central idea for John N Raphael's Up Above (1913), as well as borrowing (with permission) some of the details for his story, as was noted on the first page of Raphael's book. In 2010, "Le Péril Bleu" was translated into English, by Brian Stableford, as part of a five-book translation of Renard's work. The Blue Peril The