ARSENE WENGER celebrates 20 years since being appointed as Arsenal boss. If they can win at Old Trafford, a top four challenge could be on the cards - defeat and back to being an also-ran beckons. Reuters27Ryan Giggs memorably showed off his chest rug after scoring against ArsenalThe Welshman just kept on running, past Lee Dixon, past Martin Keown, before firing high into the roof of the net to finish off?one of the most memorable goals in English football history. News Group Newspapers Ltd22Cesc Fabregas was snapped up for just £500,000 from Barcelona, and went o. mpaign, and while he was prone to the odd gaffe, Lehmans time at Arsenal is remembered fondly. is always welcomed back to the clubCesc FabregasSigned for around £500,000 from Barcelona back in 2003, Cesc Fabregas will go down as one of Wenger’s best ever bargain signings. ably, Arsenals best right-back since Lee DixonLaurent KoscielnyDespite Arsenal fans grumblings over recent years that the side have become the nearly men in the Premier League, Laurent Koscielny has established himself as the bedrock of the Arsenal defence. — Daz (.daz_brooks) September 21, 2016Phil Neville actually just said he'd start Rooney on Saturday. Getty Images11Wayne Rooney has been out of sorts all season for Manchester United – is it time. 3billionRELATED STORIESSign of the timesArsene Wenger's 20 worst Arsenal signings to celebrate .