Blue Peter the 50th anniversary) the opening arrangement of the tune was reworked to include elements of "Barnacle Bill" once again. The closing theme for 2008 is the same as opening signature tune. In September 2011, the series returned to using "Barnacle Bill" though with the opening bars and drum roll omitted (along with the "Sailor's Hornpipe") and the traditional closing signature tune not used. 1958–1989: The earliest episodes featured stock footage of a sailing ship under the opening credits. By the late 1960s, Blue Peter's opening sequence featured extracts of that edition's filmed inserts or an event in the studio where
Mermaid Man and Barnacle Boy Boy remembered from differing perspectives). Barnacle Boy is depicted as being the undercredited and underappreciated younger sidekick of Mermaid Man. Grumpy and slightly ill-tempered, Barnacle Boy is notable for his brooding, moody disposition and exasperation with his partner's absentminded behavior as a result of old age, and even into his , Barnacle Boy is still treated in a juvenile fashion, coddled in an infantile way. He has largely maintained his nondescript slender physique over time. In the video game "", it is revealed that Barnacle Boy has a son, a daughter-in-law, and four grandchildren which he notes to be his