"...Ready for It?" is a song by the American singer-songwriter Taylor Swift from her sixth studio album of Reputation (2017). The song was released for digital download as a promotional single on September 3, and impacted radio stations as the album's second single on September 17; an official remix by BloodPop was released on December 10. Written by Swift and producers Max Martin, Shellback, and Ali Payami, it is an electropop and industrial pop song with elements of dancehall and trap. The track has Swift rapping over heavy synthesizers, bass drops, and programmed drums.

Joseph Kahn is a Grammy-winning South Korean-American film and music video director. Kahn has worked with various artists such as Taylor Swift, Britney Spears, Eminem, Backstreet Boys, Imagine Dragons, Lady Gaga, Rob Thomas, Snoop Dogg, Chris Brown, Kelly Clarkson, Ava Max, Mariah Carey and Destiny's Child.