"Bad Blood" is the eighth track from Taylor Swift's fifth studio album, 1989. It was written by Swift, Max Martin & Shellback and produced by Martin & Shellback. It is possibly about singer Katy Perry, whom Taylor is rumored to be feuding with. On May 17, 2015, the song was released as the fourth single from the album. The single version features Kendrick Lamar. The song's music video won 2 MTV Video Music Awards including Video of the Year on August 30, 2015 as well as a Grammy for Best Music Video on February 15, 2016.
The music video for "Bad Blood" was directed by Joseph Kahn and produced by Taylor. It features an all-star cast including Selena Gomez, Gigi Hadid, Paramore's Hayley Williams, Lena Dunham, Kendrick Lamar, Zendaya and other friends of Taylor's. Each cast member got to chose their own character name and theme.
The video broke Vevo's 24-hour viewing record by accumulating 20.1 million views in its first day of release, beating the 19.6 million 24-hour record previously held by Nicki Minaj for the music video of her song, "Anaconda", in 2014. The video premiered during the 2015 Billboard Music Awards on May 17, 2015.
- Arsyn (Selena Gomez)
- Welvin da Great (Kendrick Lamar)
- Lucky Fiori (Lena Dunham)
- The Trinity (Hailee Steinfeld)
- Dilemma (Serayah McNeill)
- Slay-Z (Gigi Hadid)
- Destructa X (Ellie Goulding)
- Homeslice (Martha Hunt)
- Mother Chucker (Cara Delevingne)
- Cut-Throat (Zendaya)
- The Crimson Curse (Hayley Williams)
- Frostbyte (Lily Aldridge)
- Knockout (Karlie Kloss)
- Domino (Jessica Alba)
- Justice (Mariska Hargitay)
- Luna (Ellen Pompeo)
- Headmistress (Cindy Crawford)
"Bad Blood" peaked at No. 1 on the Billboard Hot 100, after being released as a single, making it Taylor's third No. 1 and fourth top ten song from 1989, and her fourth No. 1 overall. Preceding the remix featuring rap verses by Kendrick Lamar, the original track had peaked at N.o. 53.