Mariah Carey (/məˈraɪə/; born March 27, 1969) is an American singer, songwriter, record producer, and actress. Referred to as the 'Songbird Supreme' by Guinness World Records, she is noted for her songwriting, five-octave vocal range, melismatic singing style and signature use of the whistle register. An influential figure in popular music, Carey is credited for impacting the vocal style in contemporary music, merging hip-hop with pop music through her collaborations and popularizing the use of remixes. She has also been dubbed the 'Queen of Christmas' for the enduring popularity of her holiday music, particularly the 1994 song 'All I Want for Christmas Is You', which is the best-selling holiday song by a female artist. (Source: Wikipedia.org, CC BY-SA)