Mario Balotelli has pledged to win "much silverware for the fans" as he confirmed his move to Liverpool FC on his Facebook page.
He said: "I'm proud to announce my return to the Premier League as a Liverpool FC player. Let's make the most out of this amazing challenge ..."
He also uploaded a new banner photo of his face emblazoned on the Liverpool FC motto "you'll never walk alone".
More top news
The 23-year-old dived to his second World Championships 10-metres platform title in Budapest on Saturday.
Heavy rain continues across southern Scotland/northern England and the southwest.
Staff at the hospital treating critically-ill baby Charlie Gard have received "shocking" abuse including death threats over the case.