O'NEILL'S GREATNESS COULD BE AN ISSUE

MARTIN O'NEILL was a legend at Celtic after his first spell at the club brought three Scottish titles and three Scottish Cups and so nearly delivered a UEFA Cup.

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He is the most successful boss on the green half of the Old Firm since Jock Stein.

The former Ireland boss didn't need the pressure of replacing Brendan Rodgers as a caretaker, but he simply couldn't resist it and brought the party back to Parkhead.