Title: Girl group
Content:  With the rise of new jack swing, contemporary R&B and hip hop, American girl groups such as En Vogue, Exposé and Sweet Sensation all had singles which hit number one on the charts. Groups in these genres, such as SWV, Xscape, 702, Total, Zhane, Blaque, and 3LW, managed to have songs chart on both the U.S. Hot 100 and the U.S. R&B charts. However, TLC achieved the most success for a girl group in an era where contemporary R&B would become global mainstream acceptance. TLC remains the best-selling American girl group with 65 million records sold, and their second studio album, CrazySexyCool (1994), remains the best-selling album by a girl group in the United States (Diamond certification), while selling over 14 million copies worldwide. Destiny's Child emerged in the late 1990s and 
Title: Spice Girls
Content:  all-female group. Debuting on the US Billboard Hot 100 chart at number eleven, it is also the highest-ever-charting debut by a British band in the US, beating the previous record held by the Beatles for "I Want to Hold Your Hand" and the joint highest entry for a debut act, tying with Alanis Morissette. Spice is the 18th-biggest-selling album of all time in the UK with over 3 million copies sold, and topped the charts for 15 non-consecutive weeks, the most by a female group in the UK. It is also the biggest-selling album of all time by a girl group, with sales of over 23 million 
Title: Girls Aloud
Content:  music. The group became one of the few UK reality television acts to achieve continued success, amassing a fortune of £30 million by May 2010. Guinness World Records lists them as the "Most Successful Reality TV Group" in the 2007 edition. They also hold the record for "Most Consecutive Top Ten Entries in the UK by a Female Group" in the 2008 edition, and are credited again for "Most Successful Reality TV Group" in the 2011 edition. The group was also named the United Kingdom's biggest selling girl group of the 21st century, with over 4.3 million singles sales and 4 million albums sold in the UK alone. The group disbanded in March 2013 following the conclusion of the Ten: The Hits Tour.
Title: Cheryl (singer)
Content:  The group amassed a fortune of £30 million by May 2010. Guinness World Records listed them as "Most Successful Reality TV Group" in the 2007 edition. They also held the record for "Most Consecutive Top Ten Entries in the UK by a Female Group" in the 2008 edition, and were credited again for "Most Successful Reality TV Group" in the 2011 edition. The group was also named the United Kingdom's biggest selling girl group of the 21st century, with over 4.3 million singles sales and 4 million albums sold in the UK alone. Girls Aloud took a hiatus in 2009 in the pursuit of solo projects, saying they would reunite for a new studio album in 2010, but this did not materialise.
Title: TLC (group)
Content:  'Unpretty', they showed themselves able to take serious issues to the top of the pop charts.'" TLC is the best-selling American girl group of all time, with 85 million records sold worldwide, along with being the second best selling girl group worldwide. According to the Recording Industry Association of America (RIAA), TLC is the best-selling female singing group in American music history, with 23 million certified albums. Along with the Dixie Chicks, TLC is one of two female ensembles to receive the RIAA diamond award, which indicates sales of 10,000,000 copies. According to Billboard, TLC is the second most successful girl group of all time on the Billboard charts, behind only the Supremes.
Title: List of best-selling female music artists
Content:   300 million or more records sold 
Title: Destiny's Child
Content:  it would be Destiny’s Child who would become their true successors." Destiny's Child's final lineup as a trio has been widely noted as the group's most recognizable and successful lineup. Billboard recognized them as one of the greatest musical trios of all time; they were also ranked as the third most successful girl group of all time on the Billboard charts, behind TLC and The Supremes. The group's single "Independent Women" (2000) ranked second on Billboards list of the "Top 40 Biggest Girl Group Songs of All Time on the Billboard Hot 100 Chart". "Independent Women" was also acknowledged by the Guinness World Records 
Title: List of best-selling girl groups
Content:  A girl group is a popular music act featuring several female singers who generally harmonize together. Girl groups have been popular at least since the heyday of the Boswell Sisters beginning in the 1930s, but the term "girl group" also denotes the wave of American female pop singing groups who flourished in the late 1950s and early 1960s between the decline of early rock and roll and the British Invasion, many of whom were influenced by doo-wop style. This article covers only girl groups from that era and later. Sales figures records in most countries are not available before the 1990s, so it 
Title: List of best-selling female music artists
Content:  This appendix lists the best-selling female music artists of all time. The criteria for inclusion in the annex are singers who have reached more than 75 million copies of their musical productions; in cases where two or more artists have sold the same number of copies, they were ordered according to the seniority of their career. Sales may have been in different formats: vinyl record, cassette, compact disc (CD), music video, DVD or in Mp3 through legal downloads on the Internet. There is no official entity that certifies sales in their totality; thus sales figures may also vary according to the year of publication or the diffusing media. The artist with the highest sales of all time is Madonna, with around 300 million of her musical productions distributed since her recording debut; she was also certified by the Guinness Book of Records as the "best-selling female solo artist of all time". Simultaneously, Madonna is the musician with the highest sales of all time, while Shakira is the best-selling Latin female singer in history. The United States is the country of origin of twenty of the top-selling artists.
Title: Wannabe
Content:  73,000 copies. It climbed to number one the next week, and spent seven weeks at the top, the second-longest stay by an all-female group, only behind Shakespears Sister's "Stay". With eighteen weeks in the top forty and twenty-six weeks in the top seventy-five, it became the second-biggest selling single of the year, and as of November 2012 has sold over 1.38 million copies, the biggest-selling single by a female group in the UK. "Wannabe" was commercially successful in the rest of Europe. On 4 September 1996 the song reached the top of the Eurochart Hot 100, where it stayed for nine consecutive 

Question: who is the biggest selling female group of all time?
Answer: Spice Girls.