Complex sentence: In May 2001, Stacy performed four gigs in the United States under the name Spider Stacy's Pogue Mahone with the former Pogues cover group Boys From The County Hell as his band; toured with The Tossers under the same name in the spring of 2004.
Split into simpler sentences: In May 2001, Stacy performed at four gigs in the USA under the name "Spider Stacy's Pogue Mahone" (with the former Pogues cover group "Boys From The County Hell" as his band). He toured with The Tossers under the same name in the spring of 2004.