Chelsea and Man United go head-to-head at Stamford Bridge this Sunday, with plenty of players facing their former employers.
Nemanja Matic and Romelu Lukaku face the Blues for the first time as a Red Devil, which has led talkSPORT.com to take a look at others who wore the shirt of the two clubs in their career.
See 11 such players by scrolling through the gallery above.
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