On Your Radar is the fourth studio album by British-Irish pop girl-group The Saturdays. The album is slated for release 21 November 2011 under Fascination Records. The follow-up to the 2009 studio album Wordshaker, On Your Radar is the fourth full-length studio album by the group after the re-release of Headlines! (2010), was extended to 12 tracks. The album was recorded in Los Angeles and London. Steve Mac, who has been instrumental in the production of the band's previous albums, serves as a major collaborator. Additional producers and songwriters include Lucas Secon, Taio Cruz, Labrinth, Tracklacers, Space Cowboy and Brian Higgins.

The band have revealed that the album will feature dance and R&B music, with "clubbier" and "sexier" sounds, as well as ballads. They also said that they have "grown" as artists since the previous studio album, which was released in 2009. The album was influenced by Britney Spears, Rihanna and Katy Perry, as well as Adele and John Mayer and Jay-Z. The album's lead single "Notorious" was released on 22 May 2011. The song was compared to The Black Eyed Peas, Kelis and Rihanna, and received generally positive reviews. The second single from the album, "All Fired Up", was released in September 2011 which also gained positive reviews and third single, "My Heart Takes Over", will be released in November 2011.

The album will be released across Europe in the hope of cracking the European music industry. In order to promote the album, the band performed on the UK's ''So You Think You Can Dance'' and ''T4 on the Beach''. The album consists of duets with Travie McCoy and Chipmunk however, the Chipmunk track was the official remix of ?Notorious? and did not appear on the album. After Una Healy announced her pregnancy, fans thought that On Your Radar would be the last album from the band, however they stated they would not split and Healy still had full commitment to the band. Upon the release of the album, the band will take on their third headlining concert tour, All Fired Up Tour. The band confirmed that the tour is set to have a big production.