Magnus August Høiberg, known professionally as Cashmere Cat, is a Norwegian DJ, record producer and songwriter. Often in tandem with benny blanco, he has been credited with production work for artists including Kanye West, the Kid Laroi, Selena Gomez, Camila Cabello, Ariana Grande, Tory Lanez, Major Lazer, the Weeknd, and Kali Uchis. His debut studio album, 9 (2017) was released by blanco's Mad Love Records, an imprint of Interscope Records and peaked at number 14 on the VG-lista charts. It also entered the Billboard 200 and included the single "Adore", which marked his only entry on the US Billboard Hot 100.

The Honeymoon Tour was the second concert tour and the first arena tour by American singer Ariana Grande in support and to further promote her second studio album, My Everything (2014). It was officially announced on September 10, 2014. It traveled across North America, Europe, Asia and South America. The tour began on February 25, 2015, in Independence, Missouri, and concluded on October 25, 2015, in São Paulo, Brazil.