Background: Saul Hudson was born in Hampstead, London. He was named for Saul Steinberg, an artist. His mother, Ola J. Hudson (nee Oliver; 1946-2009), was an African-American costume designer, whose clients included David Bowie, and his father, Anthony Hudson, is an English artist who created album covers for musicians such as Neil Young and Joni Mitchell., Of his mixed background, Slash later remarked, "As a musician, I've always been amused that I'm both British and black; particularly because so many American musicians seem to aspire to be British while so many British musicians, in the 'Sixties in particular, went to such great pains to be black."
Context: In September 2008, Slash began production on his debut solo album. He described the process of recording by himself as "cathartic." He also mentioned working on the album gave him a chance to "...take a little bit of a break from all the politics and the democracy that is a band and just sort of do my own thing for a little bit. Slash's wife Perla revealed that many different artists would appear on the album, saying, "It's going to be Slash and friends, with everyone from Ozzy to Fergie." The album, simply titled Slash, debuted at No. 3 on the U.S. chart upon its release in April 2010. It featured an all-star roster of guest musicians, including Osbourne, Fergie of The Black Eyed Peas, Adam Levine of Maroon 5, M. Shadows of Avenged Sevenfold, Lemmy Kilmister of Motorhead, Dave Grohl, Chris Cornell and Iggy Pop. The album also features musical collaborations with former Guns N' Roses members Izzy Stradlin, Steven Adler and Duff McKagan. To promote the album, Slash embarked on his first solo world tour with Myles Kennedy of Alter Bridge--who also appeared on the album--on vocals, Bobby Schneck on rhythm guitar, Todd Kerns on bass, and Brent Fitz on drums. Slash opened for Ozzy Osbourne for a leg of Osbourne's Scream World Tour.  Slash began working on his second solo album in June 2011. He collaborated with his touring bandmates Myles Kennedy, Todd Kerns, and Brent Fitz, with the resulting album billed to "Slash featuring Myles Kennedy and The Conspirators". The album, titled Apocalyptic Love, was released on May 22, 2012, debuting at #2 on the Canadian Albums Chart. In the beginning of 2013 Slash received award for "Best Guitarist Of The Year 2012" by Loudwire's readers.  Slash embarked on a tour in the summer of 2014, opening for Aerosmith as part of the Let Rock Rule Tour. In May 2014, Slash revealed details of his third solo album World on Fire. The album was again billed as "Slash featuring Myles Kennedy and The Conspirators" and was released on September 10, 2014. It debuted at No. 10 on The Billboard 200 chart.  In March 2018, Slash revealed that a new album with Myles Kennedy and The Conspirators to be released in Fall 2018. The group will kick off a tour in September 2018, starting with a show in Del Mar, California at the KAABOO Del Mar Music Festival.
Question: how did this come about. Whats the answer?
In September 2008, Slash began production on his debut solo album. He described the process of recording by himself as "cathartic."