Chelsea fullback Reece James admits it'll be tough to see Mason Mount leave.
Blues midfielder Mount has agreed personal terms with Manchester United, which are now in talks over a fee with Chelsea.
James, who like Mount is at the Spanish Grand Prix in Barcelona this weekend, told Sky Sports: "If he goes, everyone will be sad to see him go."
The par have enjoyed themselves during Grand Prix weekend.
Mount also presented Dutch Red Bull driver Max Verstappen with the pole position award after he qualified fastest for Sunday's race.