Ten-man Chelsea and Arsenal had to settle a for a point each after playing out a hard fought draw at Stamford Bridge, in what was their second meeting this season.
Defending champions Chelsea only just managed to hold off a resurgent Leicester City to ensure that they left the King Power Stadium with all three points.
Defending champions Chelsea finally got off the mark against Tottenham Hotspurs, who continue their hunt for a victory at Wembley Stadium.
Antonio Conte's Chelsea got their title defence off to the worst possible start, succumbing to a humiliating 2-3 loss against a clinical Burnley side.
Barcelona eased to a comfortable 4-1 over Villarreal CF at the Nou Camp, with Lionel Messi, Neymar and Luis Suarez all getting on the scoresheet.
Manchester City edged closer to cementing a top-four spot as they beat Crystal Palace 5-0 at the Etihad Stadium.
Manchester United sneaked a 1-0 victory during thir Europa League semi-final against Celta de Vigo, owing to a goal by Marcus Rashford.
Manchester City salvaged a 2-2 draw against Middlesbrough, thanks to a late equaliser in a thrilling match at the Riverside.
Arsenal salvaged a 1-0 victory in their tie against Leicester City, thanks to an own goal scored by Robert Huth at the Emirates stadium.
Arsene Wenger's reaction said it all at full time, after Arsenal defeated Manchester City 2-1 and sailed into the finals of the FA Cup.