The mortal remains of legendary playback singer SP Balasubrahmanyam, who died in a Chennai hospital on Friday, was laid to rest in the farm at Tamaraipakkam in Tiruvallur district on Saturday with full police honours in the presence of his family members. SPB, who had been undergoing treatment for Covid-19 since August 5, died at 1.04 pm on Friday at the age of 74.