 The following season, Morison netted 22 times in 45 matches, before scoring 30 times during the club's 2008–09 campaign; scoring again in Stevenage's 2–0 win against York City in the FA Trophy final in May 2009, his last game for the club.He joined Millwall for £130,000 ahead of the 2009–10 season, and helped the club to promotion to the Championship by scoring 23 goals in 52 games.He finished as Millwall's top goalscorer the following season, before signing for Premier League side Norwich City for an undisclosed fee in June 2011.