New recruit Matt O'Riley admits he was instantly convinced to sign for Celtic following a conversation with Ange Postecoglou.
He becomes Potecoglou 's fifth addition of the January window after penning a four-and-a-half year deal for a fee in the region of £1.5million from MK Dons.
The 21-year-old has revealed he did have other offers on the table but was convinced over a move to the Premiership by one phone call from the Australian.
O'Riley told Celtic TV: "There were other options, ones that I thought were the only ones before Celtic. "Then Celtic came out of the blue, to be fair."I had a phone call with Ange and he came across really well."He was the one that really sold me.
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