Kyle Walker and John Hartson cheer on teams at charity football tournament
Aubameyang leaving Arsenal with 'big' transfer call, says ex-Gunner
Arsenal nowhere near good enough with 'delusional' Emery, says Hartson
Tierney will prove to be £25m bargain for Arsenal, says Hartson
'Why would Griezmann or Mbappe choose Arsenal?'
'Arsenal can't even challenge for world-class players like Griezmann'
