Question: What was Phil Lynott's most successful group that included Brian Downey in four songs?
Sentence (from "Back on the Streets (Gary Moore album)"): Thin Lizzy bassist/vocalist Phil Lynott and drummer Brian Downey appear on four songs, including "Don't Believe A Word" (which originally appeared on the 1976 Thin Lizzy album "Johnny the Fox") and the UK top 10 single "Parisienne Walkways".
Relevant evidence: Yes