Live updates from Nou Camp, kick-off 8pm (BST)Continent’s big four ambition for super-league is ever strongerFeel free to email Ben or tweet @BenFisherj 8.27pm BST
25 min: It is panic stations in the Betis box as a corner kindly drops for Antoine Griezmann, but the Frenchman’s shot is expertly blocked. 8.25pm BST
23 min: In the posh seats, Luis Suárez is gnawing on his hand and Lionel Messi’s children cannot bear to look. It’s not going to plan for Barça. It is not for the want of trying, with Sergi Roberto’s rattling strike deflected over the bar.