The Reds make the trip to the Eagles looking to exact revenge for their 2-1 loss to Alan Pardew’s side at Anfield in November.
Liverpool were 3-0 winners against Manchester City in the Premier League thanks to goals from Adam Lallana, James Milner and Firmino at Anfield.
Jurgen Klopp’s side are only six points behind fourth-placed City ahead of Sunday’s game at Selhurst Park.
Firmino scored his seventh goal of the season against the Citizens after his £29m move to Liverpool from Bundesliga side Hoffenheim in the summer.
The 18-time English champions will host Manchester United in the first leg of their Europa League last-16 tie at Anfield on Thursday night.
Here is a selection of the best photos as Klopp’s Liverpool squad were put through their paces ahead of Sunday’s game.
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