Most capitalized adjectives are derived from proper nouns; for example, the proper adjective American is derived from the proper noun America. Sometimes, an adjective is capitalized because it designates an ethnic group with a shared culture, heritage, or ancestry.
 Steppin' Out  is a song written by Joe Jackson, originally included on his 1982 album Night and Day.
Celtic punk band Dropkick Murphys covered the song on their 2011 album, Going Out in Style. Their version features a guest appearance by Bruce Springsteen. Singer/bassist Ken Casey told Billboard magazine the Springsteen/Dropkick connection began when the Boss attended one of his band's shows in New York. From there, the band performed with Springsteen at one his shows, then felt that Peg O' My Heart was their chance to collaborate in the studio.