Arsenal defender Mertesacker: I urged Wenger to snap up Ozil
The pair played together at Werder Bremen and are Germany teammates.
"He asked me what I thought and the answer was obvious," recalled Mertesacker.
"I knew that he (Wenger) had wanted to sign him when he was at Werder Bremen.
"I knew him from Bremen and I know he will get better."
For the big stories and the banter follow us on Twitter: @tribalfootball