The Citizens are preparing to welcome PSG on Tuesday night, with one key player set to be missing from the squad.
The former Newcastle man feels the player was mishandled by the Palace boss at St James' Park.
The Villans are effectively relegated this season.
Sunderland lost 2-0 to Leicester City this weekend.
Liverpool defeated Stoke City 4-1 this weekend.
Tottenham Hotspur defender Jan Vertonghen made his first appearance since January.
Roma's on loan keeper is no stranger to controversy, and says he wants the Foxes to win the Premier league.
West Ham United managed to pick up a 3-3 draw against Arsenal yesterday.
Rangers beat Peterhead in the Petrofac Training Cup final today.
The Tottenham legend has been discussing the 24-year-old Argentine.