Stephen Kenny's Republic of Ireland squad are back in World Cup qualifying action tonight as they take on Portugal.
In the first of a triple header this month in the race to Qatar, Kenny's Boys in Green know that they'll need at least two wins to resurrect their chances of qualifying.
And they face an almighty task in group favourites Portugal in Faro, with new Man Utd ace Cristiano Ronaldo among a star-studded side set to take on Ireland.
Here's everything you need to know ahead of the game:
Where and when is the match being played?
The game is being held at the Estadio Algarve in Faro on Wednesday, September 1.
What time is kick-off?
Kick off is scheduled for 7.45pm UK time.
Is it on TV?
The game is being shown live on Sky Sports Premier League.
Is there a live stream?
Sky Sports subscribers can watch the game on the Sky Go app.
Republic of Ireland squad
Goalkeepers: Caoimhin Kelleher (Liverpool), Gavin Bazunu (Portsmouth, on loan from Manchester City), James Talbot (Bohemians)
Defenders: Seamus Coleman (Everton), Matt Doherty (Tottenham Hotspur), Shane Duffy (Brighton and Hove Albion), John Egan (Sheffield United), Dara O'Shea (West Bromwich Albion), Ryan Manning (Swansea City), James McClean (Wigan Athletic), Andrew Omobamidele (Norwich City), Nathan Collins (Burnley)
Midfielders: Josh Cullen (Anderlecht), Jeff Hendrick (Newcastle United), Conor Hourihane (Aston Villa), Harry Arter (Nottingham Forest), Jamie McGrath (St. Mirren), Jayson Molumby (Brighton and Hove Albion)
Attackers: Aaron Connolly (Brighton and Hove Albion), James Collins (Cardiff City), Daryl Horgan (Wycombe Wanderers), Adam Idah (Norwich City), Troy Parrott (MK Dons, on loan from Tottenham Hotspur), Shane Long (Southampton), Ronan Curtis (Portsmouth)
Portugal squad
(Image: POOL/AFP via Getty Images)
Goalkeepers: Anthony Lopes (Lyon), Diogo Costa (Porto), Rui Patrício (Roma).
Defenders: João Cancelo (Manchester City), Ricardo Pereira (Leicester), Domingos Duarte (Granada), Gonçalo Inácio (Sporting Lisbon), Pepe (Porto), Rúben Dias (Manchester City), Nuno Mendes (Sporting Lisbon), Raphael Guerreiro (Borussia Dortmund), Danilo (PSG).
Midfielders: João Palhinha (Sporting Lisbon), Rúben Neves (Wolves), Bruno Fernandes (Manchester United), João Mário (Porto), João Moutinho (Wolves), Octávio (Porto), Bernardo Silva (Manchester City), André Silva (Leipzig).
Forwards: Cristiano Ronaldo (Juventus), Diogo Jota (Liverpool), Gonçalo Guedes (Valencia), Pedro Gonçalves (Sporting Lisbon) Rafa (Benfica).
Betting odds
- Portugal - 1/6
- Draw - 5/1
- Ireland - 16/1
