The Pogues were formed in London. The singer, Shane McGowan, is from south east England and went to public school (in the UK this means an elite private school). His singing Irish accent is fake. Here he is talking in his real accent:
Members of the Pogues:
Shane McGowan - English
Spider Stacy - English
Jem Finer - English
Darryl Hunt - English
Andrew Ranken - English
James Fearnley - English
Terry Woods - Irish
Cait O'Riordan - English
Philip Ryan - Irish
Joe Strummer - British
Dave Coulter - English
James McNally - English
Jamie Clarke - ?