Arsenal Danny Welbeck got all three points with three well taken goals

After the magnificent display by the forward last night many have wondered why Manchester united sold this prolific Striker Danny welbeck. The forward gave is all in his preferred (central forward). Danny Welbeck plundered a hat-trick as Arsenal got their Champions League campaign up and running with a 4-1 victory over Galatasaray at the Emirates Stadium, where play was halted in the first half after the Turkish away supporters threw flares onto the pitch.With England boss Roy Hodgson watching from the stands, Welbeck, the £16million deadline day signing from Manchester United, produced a clinical display to put the Gunners back on course for qualification from Group D and mark manager Arsene Wenger's 18th anniversary in style.Welbeck doubled Arsenal's lead on the half hour with another neat finish, this time latching onto a back header before running clear to beat the keeper.
Galatasaray fans then let off several flares and threw them onto the pitch which saw the game halted for several minutes, and could lead to disciplinary action from UEFA once all of the reports are gathered.
Sanchez - who had earlier been felled by a two-footed lunge from defender Felipe Melo, which was only punished by a yellow card - slid home a third goal just before the break.
Welbeck completed his hat-trick on 52 minutes, before Arsenal were reduced to 10 men when goalkeeper Wojciech Szczesny pole axed Burak Yilmaz, who converted the resulting penalty.
Colombian David Ospina made a couple of smart saves during the closing stages, as Arsenal will now head to Barclays Premier League leaders Chelsea on Sunday in confident mood.

with his first ever hat-trick in an Arsenal shirt what do we expect from this striker?