Sergio Aguero insists he's committed to the Manchester City cause.
The striker has been linked with a move away next summer.
But he told Sky Sports: "I feel good.
"I'm very happy for the record and I'm very happy here in the club.
"The game is different here, in Spain they play more tactically, here is it more physical. Every team is difficult. For me, I prefer this league. For me, it's the best league in the world.
"The derby is the most important game in the year. It is the city, we are together here. And the people, when all the people are in the city, they can say 'hey, I win', for us, the derby is the most important. And I hope to win!"