"The gaffer brought him in and he is a good player," the on-loan Stoke striker said of his fellow forward.
"I don't think he had a fair crack of the whip at Arsenal and he works very hard for the team.
"He is unselfish and brings other people into play. We can work that and he can be a key focal point for the team.
"The more you play, the more you get an understanding. Sometimes you hit it off instantly but sometimes it takes time to click. The manager has got competition for places."