The group took a big step towards their later prominence with the November 8, 1974 release of their fourth album.
The Stereophonics’ frontman is also releasing a new solo set of the same name featuring an intimate, acoustic spin on his band’s biggest tracks.
Other titles set to premiere at the festival include the new the much-anticipated Phil Lynott documentary, 'Songs For While I'm Away'.
It was the LP featuring the UK top ten hit 'Killer On The Loose,' and the first with guitarist Snowy White.
The band's eighth studio album hit the US Top 40 and went gold in the UK.
The track features on the band’s upcoming ‘Rock Legends’ box set.
The set is a six-CD, one DVD Super Deluxe Edition containing 99 tracks, 74 of them previously unreleased.
The new film tells the story of how a young black boy from working class 1950's Dublin, became Ireland's greatest Rock Star.
The new Phil Lynott doc was helmed by filmmaker Emer Reynolds and is set for theatrical release this fall.
With the 'Jailbreak' album already climbing the charts on both sides of the Atlantic, Lizzy's ‘The Boys Are Back In Town’ single entered the Hot 100 on 15 May 1976.
Thin Lizzy are a Dublin rock band co-founded by Phil Lynott and Brian Downey that are renowned for their high-energy rock music as well as their live performances.
Gary Moore began his third spell as a member of Thin Lizzy, as they went on a Parisian adventure with producer Tony Visconti.
Gary's death at just 58, on 6 February 2011, came as a great shock, but he left a legacy of nearly 40 years’ worth of recording.
Very much a musician’s musician Gary was an enormously popular live drawer, as will be seen by a slew of on stage albums in his catalogue.
All three landmark titles will be available on black vinyl through UMC/Mercury Records on 20 March.