Story : Colin Murray introduces highlights from the day's five Premier League matches which have huge implications at the top and bottom of the table. High-flying Chelsea take on Newcastle at Stamford Bridge looking for an all-important victory, and fellow London club Arsenal look to sign off their home season in style against Aston Villa. At the bottom, Wigan take on West Ham at the DW Stadium in a crunch relegation clash, with precious points at stake for either side in their bid to beat the drop. Carling Cup winners Birmingham, who have struggled since winning that trophy at Wembley in February, host Fulham. Meanwhile, Liverpool meet Tottenham at Anfield, with both sides looking for the victory to help secure European football for next season.