"He's had publicity before he's come here away from the pitch but I've never seen any of that," Clark said in reference to the numerous misdemeanours that led to Morrison being jettisoned from Manchester United in January.
"There hasn't been a minute's problem. Sometimes when he gets disappointed if he's not in the starting XI, it affects his training performances. But I think he's shown people what he's about. I can comment because I was around Paul Gascoigne at the same age. They have the same natural ability. He just goes past people with ease; as if they're not there. He sees a pass quickly and he can deliver the pass.
"Paul only had his problems later in life when he picked up the injuries. But he's so much like Rav - they're at their happiest when they're on the football pitch. They love it in a genuine way and not because of the trappings that come with it."