Two of Mark Warburton's summer signings for Ibrox side Glasgow Rangers faced Motherwell.
The Blues have only signed Maarten Stekelenburg this summer.
Both strikers scored for Leeds United in a friendly on Saturday.
Mark Warburton's side began their campaign with a 2-0 win the Scottish League Cup.
The Scottish Premiership side won 2-1 in Rodgers' first game at Parkhead.
Aston Villa ran out 5-1 winners over Worcester City in a pre-season friendly.
Mourinho says he is confident of making Bailly "better and better" at Manchester United.
Sofiane Boufal, Georginio Wijnaldum and Yunus Malli have all been linked with the North London club this summer.
Celtic won 2-1 against Wolfsburg in a pre-season friendly yesterday.
Leeds United won their last pre-season friendly during their tour of Ireland 3-0.