Full-back Stephen Carr has been ruled out of the Republic of Ireland's forthcoming Euro 2008 qualifiers.
O'Brien Called In To Replace Toon Defender!
The Newcastle defender was named as part of manager Steve Staunton's initial 25-man squad for the Group D clashes with Germany, on Saturday, and Cyprus four days later, but a hamstring injury means he will miss out.
Carr started in the first three Premiership games of the season (Bolton, Villa and Boro) but has been missing since.