The midfield duo will be staying at WBA, confirms Irvine.
"They're both very good players," he said. "I don't know either of them but I've followed them, especially James.
"I was at Newcastle as a coach when he was coming through at Middlesbrough.
"Graham is one I admired from when he first came down and played at Championship level. They are both very good players. I'm looking forward to working with them. They are both good professionals too, which is important."
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