Cardiff City travel to Upton Park to play their first match against West Ham in the Premier League.
Malky Mackay's men made the move from the Championship to the Premier League last season. They became the the second Welsh side in the English top flight joining rivals Swansea City.
The match kicks off at 15:00 BST today.
More top news
The Bank Holiday is here! Which is usually a recipe for wet weather! Yes, we will get our fair share. But it's not all doom and gloom!
Carl Edwards goes back to his Mid Wales roots to show what his hometown has to offer
Wales flanker Dan Lydiate believes tomorrow's Dublin appointment with the reigning RBS 6 Nations champions is "brilliant preparation".