Question: Which social media site did Lily Allen use to gain publicity and BBC airplay for her songs prior to the release of her debut album, "Alright, Still"?

full_context: Document 1: Lily Allen: Lily Rose Beatrice Cooper (née Allen; born 2 May 1985), known professionally as Lily Allen, is an English singer, songwriter, actress, and television presenter. She is the daughter of actor Keith Allen and film producer Alison Owen. Allen left school when she was 15 and concentrated on improving her performing and compositional skills. In 2005, she made some of her recordings public on Myspace and the publicity resulted in airplay on BBC Radio 1 and a contract with Regal Recordings.
Document 2: Jessie J: Jessica Ellen Cornish (born 27 March 1988), known professionally as Jessie J, is an English singer and songwriter. Born and raised in London, she began her career on stage, aged 11, with a role in the West End musical "Whistle Down the Wind". She studied at the BRIT School before signing with Gut Records and striking a songwriting deal with Sony/ATV Music Publishing.
Document 3: Lykke Li discography: Lykke Li is a Swedish singer and songwriter. Her discography consists of three studio albums, three extended plays (EPs), thirteen singles (including two as a featured artist), and ten music videos. Eager to pursue a music career, Li began working with producer Björn Yttling of Swedish indie rock band Peter Bjorn and John when she was 19. The sessions resulted in her debut EP "Little Bit", which she released on her own label LL Recordings in 2007. The release garnered attention from indie pop and mainstream publications in Sweden, while its title track peaked at number 20 on the Sverigetopplistan singles chart. Li soon released her debut studio album, "Youth Novels" (2008), which peaked at number three on the Swedish albums chart and spawned three more singles, including her second chart entry "I'm Good, I'm Gone". She then signed with Atlantic Records to distribute her releases worldwide. "Youth Novels" received widespread critical praise, but sales were poor.
Document 4: Smile (Lily Allen song): "Smile" is the debut single by British recording artist Lily Allen from her debut studio album "Alright, Still" (2006). It was written by Allen, Iyiola Babalola and Darren Lewis, while sampling The Soul Brothers' "Free Soul". The song was released as the lead mainstream single of the album in July 2006. After signing a contract deal with Regal Recordings and gaining popularity on the social network website Myspace with demo songs, Allen released a limited edition of "LDN" to promote her work and afterwards announced the release of "Smile".
Document 5: Lily Allen discography: English singer and songwriter Lily Allen has released three studio albums, two extended plays, 20 singles (including six as a featured artist), two promotional singles and 21 music videos. Allen's range of musical genres incorporates styles such as pop, ska, electropop and reggae fusion. She became well-known through her Myspace account, on which she started posting demo songs in 2005. The increase of popularity led to a contract with Regal Recordings. Her debut single, "Smile", was released in 2006 and topped the UK Singles Chart for two weeks. Allen's first studio album, "Alright, Still" (2006), was released shortly after. The album was commercially successful, earning a three times platinum certification in the United Kingdom, and gold in the United States. The album was nominated for Best Alternative Music Album at the 50th Grammy Awards. Follow-up singles "LDN", "Littlest Things" and "Alfie" did not repeat her early success, although they still sold well; "LDN" peaked at number six on the UK Singles Chart.
Document 6: Alfie (Lily Allen song): "Alfie" is a song by British recording artist Lily Allen from her debut studio album, "Alright, Still" (2006). Written by Allen and Greg Kurstin, the song was released as the fourth and final single from the album, on 5 March 2007, by Regal Recordings. In the United Kingdom, it was marketed as a double A-side single, along with "Shame for You". While the melody incorporates a sample of Sandie Shaw's "Puppet on a String", the lyrics directly describe Allen's real life younger brother, actor Alfie Allen, criticising him for his lazy behaviour.
Document 7: Lily Collins: Lily Jane Collins (born 18 March 1989) is a British-American actress, model and writer. The daughter of English musician Phil Collins, and an American mother, Jill Tavelman, she was born in Surrey and moved to Los Angeles as a child. Her first screen role was at the age of two in the BBC series "Growing Pains". She went on to study broadcast journalism at the University of Southern California and as a teenager, wrote for "Seventeen" magazine, "Teen Vogue", and "The Los Angeles Times". She was named International Model of the Year by Spain's "Glamour" magazine after being selected by Chanel to wear one of their gowns at the Hotel de Crillon in 2007. In 2008, she was named Newest Red Carpet Correspondent and One to Watch in 2008.
Document 8: Alright, Still: Alright, Still is the debut studio album by English singer and songwriter Lily Allen, released on 13 July 2006 by Regal Recordings. After being rejected by several labels, Allen signed to London Records, who eventually lost interest in Allen, leading her to meet production duo Future Cut and sign to Regal Recordings. Recording for the album began in 2004 with sessions between Allen and Future Cut, and Allen's work garnered publicity on the Internet as she posted demos to her Myspace account before they were officially released. Allen later travelled to the United States to work with Greg Kurstin and Mark Ronson, to complete the final half of the album in 2006.
Document 9: Lana Del Rey discography: American singer and songwriter Lana Del Rey has released five studio albums, four extended plays, 20 singles, and 16 music videos. Lana Del Rey signed a record deal with 5 Points Records in 2007 and the following year, she released her debut EP, "Kill Kill", under the stage name Lizzy Grant. Her debut studio album, "Lana Del Ray", was shelved initially and was released in January 2010 under the name Lana Del Ray. However, the record was pulled three months later.
Document 10: Natalia Keery-Fisher discography: The English singer-songwriter Natalia Keery-Fisher has released two studio albums, two extended play (EP), and seven singles as an artist, as well as four as a featured artist, and thirteen music videos. She began her musical career by releasing a standalone single, entitled "Don't Play Nice", under the alias of Verbalicious, with label All Around the World. Although the song reached number eleven in the United Kingdom, the label went bankrupt shortly after the song's release. In 2008, Sinclair collaborated with French recording artist M. Pokora in the song "They Talk Shit About Me", as Verse. Sinclair later changed her stage name to Natalia Cappuccini and released the extended play "Wommanequin" independently.
Document 11: Mabel (singer): Mabel McVey, mononymously known by her stage name Mabel, is a singer and songwriter based in London, United Kingdom. Born in Malaga, Spain and raised in Stockholm, Sweden, she is the daughter of singer and songwriter Neneh Cherry and Massive Attack record producer Cameron McVey. She is mostly known for starting her own musical career in 2015 with her debut single, entitled "Know Me Better" and working repeatedly with renowned songwriter and record producer Joel Pott. She has since released her 2017 debut extended play "Bedroom" and is currently working on her debut album.
Document 12: Littlest Things: "Littlest Things" is a song by British recording artist Lily Allen from her debut studio album, "Alright, Still". Written by Allen, Mark Ronson and Santi White, the song was released as the third single of the album on 11 December 2006 by Regal Recordings. It incorporates a piano sample from Pierre Bachelet and Herve Roy's music from "Emmanuelle", for which they were credited as co-writers, as the lyrics tackle the singer dealing with the departure of her boyfriend, while reminiscing about their time together. The song was created in a New York studio, after Allen had met Ronson, who was impressed by her previous work and offered her different samples.
Document 13: Lorde: Ella Marija Lani Yelich-O'Connor (born 7 November 1996), better known by her stage name Lorde ( ), is a New Zealand singer-songwriter and record producer. Born in Takapuna and raised in Devonport, Auckland, she became interested in performing as a child. In her early teens, she signed with Universal Music Group and was later paired with songwriter and record producer Joel Little. At the age of sixteen, she released her first extended play, "The Love Club EP" (2012), reaching number two on the national record charts in both New Zealand and Australia.
Document 14: Adele: Adele Laurie Blue Adkins (born 5 May 1988) ( ) is an English singer-songwriter. After graduating from the BRIT School for Performing Arts and Technology in 2006, Adele was given a recording contract by XL Recordings after a friend posted her demo on Myspace the same year. In 2007, she received the Brit Awards "Critics' Choice" award and won the BBC Sound of 2008 poll. Her debut album, "19", was released in 2008 to commercial and critical success. It is certified seven times platinum in the UK, and three times platinum in the US. The album contains her first song, "Hometown Glory", written when she was 16, which is based on her home suburb of West Norwood in London. An appearance she made on "Saturday Night Live" in late 2008 boosted her career in the US. At the 51st Grammy Awards in 2009, Adele received the awards for Best New Artist and Best Female Pop Vocal Performance.
Document 15: Billie Piper: Billie Paul Piper (born Leian Paul Piper; 22 September 1982) is a British singer, dancer and actress from Swindon, England. She made her debut in "Scratchy & Co." (1995–1998), and at the age of 15, she signed a recording contract and released her debut single "Because We Want To", which entered at the top of the UK Singles Chart and made her the youngest artist ever to enter at number one on the chart. The single was followed by Piper's album "Honey to the B" (1998), which was certified double platinum by the Recording Industry Association of New Zealand (RIANZ) and platinum by the British Phonographic Industry (BPI). In 2000, she released her second album, "Walk of Life". In 2003, she retired from the recording industry and launched an acting career.
ground_truth: Myspace