Thin Lizzy the UK no. 5 hit single "Out in the Fields". Gary Moore died of a heart attack in Estepona, Spain on 6 February 2011, aged 58. After Moore's departure, Thin Lizzy continued the tour for a few nights as a trio before Lynott brought in Midge Ure to replace him on a temporary basis. Ure had prior plans to join Ultravox, but had co-written a song, "Get Out of Here", with Lynott on "Black Rose: A Rock Legend", and agreed to help Thin Lizzy complete their touring commitments. He also contributed guitar parts for "The Continuing Saga of the Ageing
Thin Lizzy Live at Sydney Harbour '78 Brian Downey was unable to take part in these tours due to the hectic schedule, and had taken a break from performing. He later explained his reasons as "exhaustion, and a lack of interest in seeing a stage again for a while". In early August 1978, during rehearsals with a number of drummers including Terry Bozzio, Thin Lizzy had chosen ex-Ian Gillan Band drummer Mark Nauseef to replace Downey. The Sydney concert was Nauseef's penultimate show as a member of Thin Lizzy, as Downey returned to the band in December. The opening acts for the concert were The Sports, Jon