According to Maksi police station in-charge Gopal Singh Chouhan, the accident took place at around 5 am when the victims were on their way to Ahmedabad from Jalaun district in Uttar Pradesh to attend a marriage function.
The boy's family was staying with his father's friend in Chattarpur area of Delhi and had come here to Akash Nagar colony of Masuri to attend a marriage, police said.
The incident took place on the Lucknow-Gorakhpur national highway 28 and all three on the motorcycle died on the spot.