News Group Newspapers Ltd22Thierry Henry is widely regarded as Arsene Wenger’s best ever signi. 'Ghost' spotted on Sky Sports behind Phil Neville at Sunderland?The Sun. He made 326 appearances under Wenger, before moving to Manchester City in 2009. He went on to terrorise defences in the Premier League, Europe and the world, and is Arsenal’s top scorer ever with 175 goals. Shaun Botterill /Allsport27Dennis Bergkamp tussles with Dutch team-mate Japp Stam at Villa ParkPA:Pr. s and now faces a tough task at Arsenal this weekendAcross the division there are big matches with key issues at stake, so SunSport has run the rule over the big talking points ahead of this weekend’s fixturesWill Wayne Rooney be droppedThe United captain has looked off the pace all season, and was woeful in last week’s 3-1 defeat at Watford. entral midfield displaysFreddie LjungbergSigned as a relative unknown from Halmstads in Sweden back for £3million in 1998, Ljungberg went on to become somewhat of a cult hero with the Arsenal fans. at West Ham 4-2 as Hammers slump continuesThe transfer business of the Hammers in the summer is already looking questionable and the team looks a shadow of the one that did so well last season. RELATED STORIESwhat's hotThe nine biggest questions that will be answered in the Premier League. EPA5Karim Benzema has long been admired by Arsene WengerGetty Images5The French striker is a £40million Arsenal targetBut there are a few stumbling blocks.