Martin O'Neill has revealed he had "10 minutes to decide" if he would return to Celtic following Brendan Rodgers' shock decision to resign.
The former manager has returned to the Parkhead club after 20 years to take interim charge of the side while the search for Rodgers' permanent successor takes place.
He is joined by former Hoops player Shaun Maloney, with Celtic in action against Falkirk on Wednesday before an Old Firm League Cup semi-final against Rangers on Sunday.
"Nervous excitement. I obviously want to do as well as I can. I'm looking forward to it. I think," the 73-year-old said.
"This is a role where they're looking for a permanent manager. At this minute, I've been called in to do the job. Interim manager at this point - and that's the way it will remain.
"I didn't need to

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