The Catalans managed to beat rivals Real Madrid 6-2 on Saturday in an impressive performance.
He said in The Sun: “We will play in the same way against Chelsea as we did against Real and, playing like that, we will have many chances.
“If we do things as we did on Saturday then we will score and go through.
“This was a massive boost. We’re going to London with great spirit and desire to fight and with a lot of belief that we’ll go through.
“We’ve come out of this with a renewed confidence and strength.”
