Emmanuel Eboue’s outrageous warm-up (Arsenal v Partizan Belgrade)

When Arsene Wenger told Arsenal substitute Emmanuel Eboue to warm-up because Kieran Gibbs was carrying an injury, you can imagine the Gunners boss was expecting his Ivorian charge to leave his seat. No need. Why would Eboue waste vital energy charging up and down the touchline when he could stretch in the comfort of his dugout seat?