Krzysztof Piatek was delighted to score on his Fiorentina debut in their Coppa Italia victory over Napoli.

The signing from Hertha Berlin scored in extra time for the 5-2 victory.

Unleashing the trademark 'Pistolero' celebration, Piatek later took to social media celebrate a winning debut.

“What a game! The best way to start with the Fiorentina jersey," he stated.

"Great battle, keep going like this! The pistols are still loaded."