Question: Who released his debut solo album after the group disbanded, Biff Byford or Shane Filan?

Context paragraphs:
You and Me (Shane Filan album): You and Me is the debut solo album by Irish singer-songwriter Shane Filan.  It was released via Capitol Records on 1 November 2013 in Ireland.  The album was preceded by the release of his debut single "Everything to Me" which peaked at number 14 on the UK Singles Chart on the week of release.  The album's second single, "About You", co-written by long-term collaborators Steve Mac and Wayne Hector, was released on 1 November 2013. " Knee Deep in My Heart" was released as the third and final single on 29 November 2013.  The song "Baby Let's Dance" was released as promotional single on 4 October 2013.  The album reached #6 in the UK.

Biff Byford: Peter Rodney "Biff" Byford (born 15 January 1951) is an English singer best known as the lead singer of the heavy metal band Saxon.

Into the Labyrinth (Saxon album): Into the Labyrinth is the eighteenth studio album by British heavy metal band Saxon, which was released on 9 January 2009.  The album was made in between Saxon tours in 2008 and written by the band in England and at Biff Byford's house in France.  The first single "Live to Rock" was released on 17 October 2008.  The album sold about 1,000 copies in the US in the week after its release.

Shane Filan: Shane Steven Filan (born 5 July 1979) is an Irish singer and songwriter.  He was one of the lead singers and frontman of boy band Westlife until the group disbanded in 2012.  After the group disbanded, Filan released his debut solo album, "You and Me", in 2013.

About You (Shane Filan song): "About You" is a single by Irish singer-songwriter Shane Filan, released as the second single from his debut studio album "You and Me" (2013).  The single was released on 3 November 2013 in Ireland and 25 August 2013 worldwide.  The song was written by Shane Filan, Steve Mac and Wayne Hector

Rock 'n' Roll Gypsies: Rock 'n' Roll Gypsies is the second live album by the band Saxon, released in 1989 by Roadrunner Records.  It was the first album produced by Biff Byford and the first work with the bass guitarist Nibbs Carter.  In addition it was the drummer Nigel Glockler's return to the band.  In 2001, it was re-released with a different cover and two additional tracks, and with production credited to the whole band and not just to Byford.

2013 Rose of Tralee: The 2013 Rose of Tralee was the 54th edition of the annual Irish international festival.  The festival ran for a total of 7 days; two additional days were added due to The Gathering Ireland 2013.  The festival ran from 14–20 August; concluding with the televised event on the final two nights.  Many acts performed in Tralee during the festival, including; JLS, Ryan Dolan, The Coronas, Sharon Shannon and The Stunning.  Shane Filan made his debut solo performance during the televised selection show on 20 August.

Baby Let's Dance: "Baby Let's Dance" (stylized as Baby, Let's Dance) is a song by Irish singer-songwriter Shane Filan, released as the promotional single from his debut studio album "You and Me" (2013) on 4 October 2013.  The song was written by Shane Filan, Jon Green and Phil Thornalley.

Celebrate – The Night of the Warlock: Celebrate - The Night of the Warlock is an EP by German female hard rock singer Doro Pesch, released in 2008 through AFM Records.  The EP preceded of a few months the album "Fear No Evil" and includes three versions of the song "Celebrate".  In the single version of the song the chorus is provided by a group of Doro fans, while the other two contain in the chorus the vocal performances of Saxon's frontman Biff Byford and of many female heavy metal singers.  The song itself is a new collaboration of Doro with the old Warlock producer Joey Balin and is meant to celebrate the 25th anniversary of Doro's career.

Love Always (Shane Filan album): Love Always is the third solo album by Irish singer-songwriter Shane Filan, as a follow-up to "Right Here" (2015), through Ocean Wave Records.  It was released worldwide on 25 August 2017, while in Asia on 15 September.  The album features Filan's favorite all-time love ballads, such as the Bangles' "Eternal Flame", Bob Dylan's "Make You Feel My Love" and Bryan Adams' "Heaven", along with some fans suggestions.  He also wrote three original songs, in collaboration with Paul Barry and Patrick Mascall, who were previously worked together on his debut album "You and Me".

Supporting paragraphs: Biff Byford Shane Filan
Answer: Shane Steven Filan