Manchester United squeezed past Championship opponents Watford in the FA Cup third round thanks to an early goal from Scott McTominay.
Emile Smith Rowe saw a red card rescinded and then scored the key goal as Arsenal knocked Newcastle United out of the FA Cup.
Bruno Fernandes has been outstanding for Manchester United, prompting Ole Gunnar Solskjaer to draw comparisons with Cristiano Ronaldo.
Manchester United's new signings Alex Telles and Edinson Cavani, who could make his debut against Chelsea, have already impressed Fred.
Manchester United manager Ole Gunnar Solskjaer wants to see his side's growth against Chelsea.
Wayne Rooney could not prevent former club Manchester United progressing to the FA Cup quarter-finals as Derby County were easily beaten.