Gary Lineker introduces highlights of Saturday's eight Premier League matches, including the game between title rivals Chelsea and Arsenal at Stamford Bridge, while Crystal Palace boss Sam Allardyce faces former side Sunderland in a game of huge significance in the relegation battle.Other matches include Tottenham v Middlesbrough, Everton v Bournemouth, Hull v Liverpool, Southampton v West Ham, Watford v Burnley and West Brom v Stoke.