Barcelona midfielder Denis Suarez admits he was poor in defeat to Alaves.
The midfielder was replaced by Lionel Messi in the second half while the score was level at 1-1, with the Basque side going onto to secure a famous 2-1 win.
"I wasn't good, I didn't play well," Suarez admitted after the game.
"We're upset, but we know there's another important game on Tuesday.
"We weren't comfortable in the game. I didn't feel right, but you have to lift your head and go again."