Mariah Carey (born March 27, 1969 or 1970) is an American singer, songwriter, actress, and record producer. Referred to as the "Songbird Supreme" by Guinness World Records, she is noted for her five-octave vocal range, melismatic singing style, and signature use of the whistle register.

She rose to fame in 1990 after signing to Columbia Records and releasing her eponymous debut album, which topped the U.S. Billboard 200 for eleven consecutive weeks. Soon after, Carey became the only artist ever to have their first five singles reach number one on the U.S. Billboard Hot 100 chart, from "Vision of Love" to "Emotions".

Kristen Mary Jenner (born November 5, 1955) is an American television personality, entertainment manager, producer, businesswoman, and author. She rose to fame starring in the reality television series Keeping Up with the Kardashians (2007–present).

She has four children from her first marriage to lawyer Robert Kardashian: Kourtney, Kim, Khloé and Robert, and two children from her second marriage to television personality and retired Olympic Games medalist, Bruce Jenner (now Caitlyn): Kendall and Kylie.