Chelsea boss Frank Lampard has hailed "incredible" Willian, detailing how the normally-reserved winger has emerged as a vital leader for the Blues this season.
The 31-year-old has been with Chelsea for seven years, winning two Premier League titles, the FA Cup, the League Cup and the Europa League during his time at Stamford Bridge.
However, Willian could depart at the end of the season, with his contract originally set to expire at the end of June.
Editors' Picks
The Brazilian recently delayed that departure, though, joining Pedro in agreeing to terms through the end of the 2019-20 season.