Suddenly a rack gave way and several students fell handless off the truck bed.
Over ten people were injured in the accident in central Gothenburg, but no one was life-threatening.
There were a large number of students on the truck bed when the accident occurred near Heden in central Gothenburg, at lunchtime on Wednesday.
One of them, Emre, was on the platform with other celebrating students when something suddenly happened.
He himself managed to get away with a scrape on his hand.
According to Sahlgrenska University Hospital, 12 people were taken to the hospital by ambulance, while a few more injured people came in on their own.
Dilon was also involved in the accident.
The police have seized the truck for a technical inspection. The incident is being investigated as culpable for bodily harm and reckless driving in traffic.