The German, who assisted Olivier Giroud's opener against Everton on Saturday, posted a picture with Niall Horan at 4 a.m.
Mesut Ozil celebrated Arsenal's win over Everton by partying with One Direction's Niall Horan.
The German set up Olivier Giroud's opener at the Emirates Stadium — his seventh assist of the Premier League season — as the Gunners went on top of the Premier League for the first time since February 2014.
Manchester City replaced Arsenal at the summit after earning a point against Manchester United on Sunday, but Ozil, who posted the below image at 4 a.