PHOTO: Despondent Mertesacker, Giroud sum up Arsenal's day vs. Chelsea

Per Mertesacker and Olivier Giroud had a day to forget at the Emirates - one by virtue of his own error, the other by association.

The big German defender was shown a straight red card in the opening half Sunday, and as a result, Arsene Wenger made the (unpopular) decision to take Giroud off the pitch and restructure his formation.

Related: Twitter reacts to Per Mertesacker's red card vs. Chelsea

After a pair of early showers, the duo reemerged from the dressing room looking dapper, though entirely crestfallen.

(Courtesy: Miriti Murungi)