Sia Kate Isobelle Furler (born 18 December 1975) is an Australian singer, songwriter, record producer and music video director. She started her career as a singer in the acid jazz band Crisp in the mid-1990s in Adelaide. In 1997, when Crisp disbanded, she released her debut studio album titled OnlySee in Australia, but it did not sell well. She moved to London, England, and provided lead vocals for the British duo Zero 7.In 2000, Sia released her second studio album, Healing Is Difficult, the following year but was displeased with the promotion of the record. She released her next studio album, Colour the Small One, in 2004, but it struggled to connect with a mainstream audience. Sia relocated to New York City in 2005 and toured in the United States. Her fourth and fifth studio albums, Some People Have Real Problems and We Are Born, were released in 2008 and 2010, respectively. She took a hiatus from performing, during which she focused on songwriting for other artists, producing successful collaborations "Titanium" (with David Guetta), "Diamonds" (with Rihanna) and "Wild Ones" (with Flo Rida).In 2014, Sia finally broke through as a solo recording artist when her sixth studio album, 1000 Forms of Fear, debuted at No 1 in the U.S. Billboard 200 and generated the top-ten single "Chandelier" and a trilogy of music videos starring child dancer Maddie Ziegler. In 2016, she released her seventh studio album This Is Acting, which spawned her first Hot 100 number one single, "Cheap Thrills". The same year, Sia gave her Nostalgic for the Present Tour, which incorporated performance art elements. Sia has received accolades, including ARIA Awards and an MTV Video Music Award.In 2007, Sia released a live album entitled Lady Croissant, which included eight live songs from her April 2006 performance at the Bowery Ballroom in New York and one new studio recording-"Pictures". A year later, she left Zero 7 on friendly terms, replaced by Eska Mtungwazi as the band's frontwoman. Sia released her fourth studio album, Some People Have Real Problems on 8 January 2008. The album peaked at No. 41 in Australia and was certified gold by the Australian Recording Industry Association. It charted at No. 26 on the US Billboard 200, becoming Sia's first album to chart in the United States.In May 2009, Sia released TV Is My Parent on DVD, which includes a live concert at New York's Hiro Ballroom, four music videos and behind-the-scene footage. At the ARIA Music Awards of 2009, Sia won the Best Music DVD category for TV Is My Parent. She also received a nomination for Best Breakthrough Artist Album for Some People Have Real Problems.In October 2013, Sia released "Elastic Heart" featuring The Weeknd and Diplo for the soundtrack of the American film The Hunger Games: Catching Fire (2013). Sia executive produced Brooke Candy's debut EP, Opulence, released in May 2014, and co-wrote 3 songs on the EP. In July 2014, Sia released her own sixth studio album, 1000 Forms of Fear. She again collaborated with Greg Kurstin. The album debuted at No. 1 in the US Billboard 200 with first-week sales of 52,000 copies. By October 2015, it was certified gold by the RIAA denoting 500,000 equivalent-album units sold in the United States. The record peaked at No. 1 in Australia and reached the top ten of charts in numerous European regions. It was certified silver by the British Phonographic Industry and gold by the Australian Recording Industry Association. By early 2016, the album had sold 1 million copies worldwide.In June 2016, Sia gave a concert at Red Rocks Amphitheatre in Colorado, featuring Ziegler. From May to August, Sia performed in nearly a dozen festival and other concerts in America and European and Middle Eastern countries, including Portugal, Denmark, Sweden, Finland, Hungary, Romania, Poland, the United Kingdom, Russia, Lebanon and Israel. In September 2016, she released a single, "The Greatest", with vocals from American hip hop recording artist Kendrick Lamar. A video was released the same day featuring Ziegler - the dancer's fifth video collaboration with Sia and Heffington. The two performed the song with several other dancers, and also performed "Chandelier", live the next day at the Apple annual fall event, drawing media attention. The videos that Sia has posted to her YouTube channel have accumulated a total of more than 6 billion views, and the channel has more than 10 million subscribers.In 2017, Sia moved from RCA to Atlantic Records. She released a new album, Everyday Is Christmas, on Atlantic and Monkey Puzzle on 17 November 2017. The album features original songs co-written and co-produced with Kurstin. She promoted it by releasing the single "Santa's Coming for Us" and by the track "Snowman", which she performed during the finale of the 13th season of The Voice and on The Ellen DeGeneres Show together with Ziegler. In November 2018, Sia released the deluxe edition of the album, containing three bonus tracks, as a Target exclusive.In 2018, Sia collaborated with English musician Labrinth and American DJ/record producer Diplo, under the name LSD, to release four songs. In November 2018, these tracks were collectively released as an EP called Mountains on Spotify.Sia, who is a vegan, participated in an advertisement for PETA Asia-Pacific, with her dog, Pantera, to encourage pet neutering. Sia has also joined other publicly known figures for the "Oscar's Law" campaign, in protest against large-scale pet breeding. Other advocates include singers Jon Stevens, Paul Dempsey, Rachael Leahcar and Missy Higgins. She is also a supporter of the Beagle Freedom Project, performing "I'm in Here" live at the Beagle Freedom Project Gala on 9 September 2013. For her 2016 Nostalgic for the Present Tour, Sia partnered with various rescue organizations to conduct a dog adoption fair at each of her concerts. Sia was nominated for a 2016 Libby Award for "Best Voice for Animals".