The 33-year-old shot stopper has been discussing Celtic's upcoming clash.
The pundit and former striker has been discussing Newcastle and Sunderland.
The two sides meet in the Champions League semi finals on Tuesday.
The former Netherlands international played for the north London club for two seasons.
The summer signing has missed most of the campaign with an ankle fracture.
Newcastle United have once again endured an extremely disappointing season in the top flight and are deeply entrenched in a relegation battle.
Southampton defender Florin Gardos has not made an appearance for the senior side this season.
The 33-year-old was a youngster coming through at the Boleyn Ground when the Italian was the Hammers' talisman.
Chelsea winger Eden Hazard has said that he wants Leicester City to win the Premier League instead of Tottenham Hotspur.
The 30-year-old endured a mixed time working under the Magpies' former boss.