Slain Punjabi singer Sidhu Moose Wala's mother on Sunday said she and her husband will start a protest if they don't get justice for their son, claiming that the real culprits were not yet behind bars although more than three months have passed since the incident.

Addressing a gathering of the singer's fans at their home here along with her husband Balkaur Singh, Charan Kaur said enough time has passed since their son was killed, but so far real culprits are not yet behind bars.