Chelsea & Man Utd stars among 12 players clubs MUST keep hold of this summer, plus Raheem Sterling

5) Carlos Tevez (Juventus)

A vital player for Juventus, Carlos Tevez leaving for Liverpool wouldf give the club some serious worries up front next season.

6) Cristiano Ronaldo (Real Madrid)

A hugely important player for a struggling Real Madrid side, Cristiano Ronaldo’s potential exit to PSG or Manchester United would set the club back immensely.