Bournemouth take on Everton at the Vitality Stadium in the Premier League. The Cherries fought back from 2-0 down to draw 2-2 here last season.
Watford take on Arsenal at Vicarage Road in the Premier League. A Pierre-Emerick Aubameyang strike saw the Gunners win 1-0 here last season.
Aston Villa entertain West Ham at Villa Park in the Premier League. Plus, the Monday Night Football team take a detailed look back at all of the big talking points from the weekend's games.
Inter Milan welcome Slavia Prague to the San Siro for a Group F showdown in the UEFA Champions League. The Czech outfit are featuring in the group stage for just the second time.
Lyon and Zenit St. Petersburg clash in Group G of the UEFA Champions League. Zenit won both games against the hosts when the two were paired together in the 2015/16 group stage.
Liverpool kick-start their Champions League defence with a trip to the Stadio San Paolo to face Napoli. The Italian side beat the champions 1-0 here in last season's group stage.
Frank Lampard takes charge of his first European fixture as Chelsea host Valencia in the UEFA Champions League. Valencia have never beaten the Blues in six previous attempts.
Borussia Dortmund host Barcelona in the UEFA Champions League. Barca hope to banish the memory of their last European away game, a 4-0 loss to Liverpool in last year's semi-finals.
Club Brugge entertain Galatasaray in the opening match of Group A in the UEFA Champions League. The Turkish side have lost their last five away games in the competition.
Last year's beaten finalists Tottenham get their 2019/20 UEFA Champions League campaign started with a trip to Greece to face Olympiacos.
Two of Europe's heavyweights clash at the Parc des Princes as PSG host Zinedine Zidane's Real Madrid side in the UEFA Champions League.
Pep Guardiola's Manchester City side travel to Ukraine to face Shakhtar Donetsk in the opening Group C match of the UEFA Champions League.
Atletico Madrid and Juventus begin their quest to the win the UEFA Champions League with a Group D clash at the Wanda Metropolitano. Madrid's 2018/19 campaign was ended by Juve.