Dublin Bus is investigating footage of a young man scutting on the back of a bus.
The practice which involves hanging onto the outside of a Bus or Luas is extremely dangerous.
The footage, taken in Finglas, has been shared on social media this week.
Scutting
Dublin Bus says it's looking into the incident and has issued a statement saying the action is 'unsafe and extremely dangerous'.
It says Dublin Bus 'strongly discourages anyone from partaking in such reckless behaviour which could result in serious injury.