"We are all fired up for the game and I think a European test will give us the shock we need," Chiellini told Tuttosport.
"I think we will pick up the points we dropped in Serie A when it comes to the important matches.
"Are we lacking goals? Yes but it's not the strikers' fault. We all have to help and chip in so that we are deadlier from all areas of the pitch.
"We have seen where we are going wrong and we will put it right - everyone is relaxed."