While there have been plenty of hashtags on Twitter and profile filters on Facebook, Irish football fans found a new way to show solidarity against the threat of Isis, while out celebrating Ireland's win last night.
This is certainly one way of putting it.
Was in Flannery's in Dublin last night. Amid the Olés and all, there was genuinely a chant of "you can shove your fucking Isis up your arse"
— Miguel Delaney (@MiguelDelaney) November 17, 2015
Meanwhile, outside: