"We have a lot of respect for our opponents and in football anything can happen.
"We are expecting a difficult match against an aggressive Celtic team and we need to match their intensity and energy. We have to move the ball quickly and concentrate on not making mistakes.
"McGeady is a great player for them.
"I hope we can control him so he doesn't cause us any damage.
"But we are in good spirits, and even if we didn't play well in the last match against Atletico, that was an exception."