Barcelona were devastated to draw 2-2 at Villarreal on Sunday as La Liga's leaders surrendered a two-goal advantage at El Madrigal, meaning they now sit just nine points clear at the summit.
Sunday's draw did see manager Luis Enrique's side extend their Spanish record streak to 39 consecutive matches unbeaten, although failure to beat the Yellow Submarine ended their 13-match winning streak in the league.
Athletic Bilbao's hopes of a top-six finish were stunted earlier on Sunday after they dropped to a 2-1 defeat at in-form Espanyol, who have now gone three league games unbeaten for the first time this season
Third-placed Real Madrid play host to Sevilla in the evening fixture, before which Gary Neville's Valencia will look to defeat Celta Vigo at the Mestalla having lost their last two league fixtures in succession.