Chelsea head to the Nou Camp on Wednesday night knowing they quite simply have to score against the Catalan side.

The La Liga leaders took a slender advantage from the first leg at Stamford Bridge when Lionel Messi broke his duck against Chelsea and scored a vital away goal.

Willian had put Chelsea in front but Messi’s goal took away from what was a near-perfect performance from Antonio Conte’s men.

With plenty still to play for, here is how we think Chelsea will line up against Barcelona on Wednesday night.

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