Giorgos Giakoumakis struck on his first start as Celtic made it four wins on the spin.The Greek striker was handed an opportunity by boss Ange Postecoglou and responded with his maiden goal for the club after signing from VVV Venlo.Giakoumakis volleyed home just before the break and the home victory was assured 10 minutes from the end when Josip Juranovic buried the second penalty of his Parkhead career.
The Croat made no mistake from 12 yards after Kyogo Furuhashi had been decked to ensure the winning run of the Aussie’s team was kept going.
It was a deserved win for Celtic, but they had to be patient and suffer long periods of frustration in possession as Saints dug in.
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