"His goals record has been fantastic in Spain. He has scored plenty of goals for his country as well. I think he will be a great player for Liverpool," said Fowler.
"I am a Liverpool fan and I hope he brings the championship to Liverpool.
"Since I have been playing, we've never won that and, as I said before, I am a fan, so I want Liverpool to win everything.
"Signing players of this calibre will only help the club to get in a position where they can challenge for titles."