4-3-1-2
Buffon
Zebina - Cannavaro - Chiellini - Criscito
Camoranesi - Sissoko - Marchisio
Diego
Amauri - Del Piero
4-2-3-1
Buffon
Zebina - Cannavaro - Chiellini - Criscito
Sissoko - Marchisio
Camoranesi - Diego - Giovinco
Amauri
And Yes the 4-2-3-1 would work IMO!. As its no problem switching to a 4-3-1-2 with Camo going back and Giovinco moving up aside Amauri!..
And it could even turn into the christmastree formation with Diego and Gio under Amauri if needed!