 On 25 September 2012, Hooper scored all 4 goals in Celtic's Scottish League Cup tie against Raith Rovers at Celtic Park, the match finished 4–1.On 29 September 2012, Hooper scored the first goal in a 2–0 victory over Motherwell at Fir Park, this resulted in Celtic going to first spot in the Scottish Premier League.Hooper scored his seventh goal in four matches, against Spartak Moscow in the UEFA Champions League; Celtic won the match 3–2 at Spartak Stadium, recording their first ever away victory in the UEFA Champions League proper.