Oh Wonder are an English, London-based alt-pop duo consisting of Anthony Vander West and Josephine Vander West. Since releasing their debut album, they have seen international success with their alt-pop singles. Oh Wonder recorded and released one song a month for a year, starting in September 2014. All of the songs were released together as a self-titled debut album on 4 September 2015. On 14 July 2017, the duo released their second album, Ultralife. On 12 February 2020, they released their third album, No One Else Can Wear Your Crown. On 8 October 2021, the now-married duo released their fourth studio album, 22 Break. All four albums were written, recorded, produced, and mixed by the duo and have seen cross-platform success.