article_snippet.sent: Roy Keane was assistant manager to Martin O'Neill at Aston Villa before leaving to focus on Roy Keane job with Ireland .
article_snippet.sent: Roy Keane, from Hale, Cheshire, enjoyed a trophy-laden career at Old Trafford and also played for Nottingham Forest and Celtic.
article_snippet.sent: The straight-talking TV football pundit managed Sunderland and Ipswich and was assistant boss at Aston Villa Aston Villa before Roy Keane quit to concentrate on a similar role Roy Keane holds with the Republic of Ireland's national team.