his third appearance for the Dons, Morrison scored his first goal for the club, against Notts County on 1 October 2011, as well as making one assist. This was followed up by scoring in the next two matches against Oldham Athletic and Bournemouth. Despite keen on staying at Milton Keynes Dons, Morrison returned to his parent club after they demanded more money from Dons in order to allow him to stay further. By the time he left the club, he made six appearances and scoring three times for the side. Morrison joined League One club Brentford on 24 March 2012 on loan until the end of the season. He made his debut for the club two days later, coming on as an 82nd-minute substitute, in a 2–0 win against Rochdale. Morrison later made eight appearances for Brentford. Colchester United On 16 July 2012, Morrison signed a two-year deal with League One side Colchester United following his release from Sheffield Wednesday. Upon joining the club, he was given a number nine shirt for the new season. Morrison went on to make his debut for the U's in a 3–0 League Cup defeat away at Yeovil Town, before leading the line to begin the new Football League season four days later in a 0–0 draw at Deepdale against Preston North End. His first goal for Colchester arrived towards the end of August in the third game of the season, as his late equaliser salvaged a 1–1 draw for the U's; their third successive draw to start the season. He celebrated the goal by running the length of the pitch with his hands cupped behind his ears to taunt the Sheffield United fans who, throughout the game, had been doing likewise to the striker for his connections with their city rivals, Wednesday. Joe Dunne took over as the U's boss at the end of September and immediately brought in Jabo Ibehre on loan from Milton Keynes Dons, with the loanee displacing Morrison from the starting eleven and consigning him to the bench. Dunne's fourth game in charge was a Football League Trophy defeat to Northampton Town where Morrison was handed a start, but he was dismissed for violent conduct in the closing stages of the game which would suspend the striker for three matches after the club decided against appealing his ban. The impressive form of Ibehre ensured that Morrison only started four