Arsenal are gearing up for one of the biggest games of the season this weekend as they take on fellow Premier League title-chasers Liverpool at the Emirates Stadium. The Gunners fell to their first defeat of the season last week, losing 2-0 at Bournemouth, and will be eager to bounce back against the 2019-20 champions. Meanwhile, Liverpool are flying high under new manager Arne Slot, winning seven of their eight league games this season and beating Chelsea 2-1 last time out. Ahead of the game, Arsenal legend Paul Merson has admitted he’s “disappointed” in one of the Gunners’ main players for w…