"We'd just had a great season and finished second but I had been there three years and I really wanted to try my luck abroad.
"So I invoked the Bosman ruling because I was out of contract. I didn't say anything to Alex about it though and the first he knew about it was when I signed for Dortmund.
"Basically, I just buggered off without saying a word! I shouldn't have done it and I can see now that it was wrong.
"But at the time I was just a player and I saw it all differently.
"We've never actually spoken about it since then but I've obviously seen him several times and there are no problems. It will be great to meet up again."