Gianluca Vialli: Juventus has 12 men with Pirlo

Goal :    Gianluca Vialli has backed Andrea Pirlo to be Juventus' key player as the Serie A champions take on Chelsea on Tuesday.The midfielder has been imperious for Antonio Conte's team since moving to Turin from AC Milan in 2011, and Vialli believes La Vecchia Signora almost have an extra man when Pirlo is in the side."Juventus play like they have 12 men with him [Pirlo]. He is the director, the playmaker," he explained to Tuttosport.