article_snippet: Christophe Berra's 85th minute header edged an uninspiring warm-up against Michael O'Neill's makeshift Northern Ireland at Hampden.
article_snippet: Christophe Berra (front) headed in Scotland's only goal in Wednesday's 1-0 friendly win over Northern Ireland .
article_snippet: Berra (centre) wheels away in celebration after netting the decisive goal of the match at Hampden Park .
article_snippet: Content just to win the game after debutant Matt Ritchie marked the occasion with a corner assist for Christophe Berra (front) headed in Scotland's only goal in Wednesday's 1-0 friendly win over Northern Ireland's third Scotland goal