Arsene Wenger has joined a host of celebrities in posting video messages on YouTube to speak out against bullying.
The Arsenal manager recorded a 31-second clip for the Beatbullying organisation, calling on the aggressors to stop.
He said: "Life starts with respect. Stop bullying and treat people how they deserve to be treated - and how you would like to be treated."
Other celebrities who have recorded messages include Leona Lewis, Girls Aloud, Dannii Minogue and Penny Lancaster.