Legendary Bollywood singer SP Balasubrahmanyam passed away at the age of 74 on Friday afternoon. SPB’s close friends, actor Salman Khan and Rajinikanth mourned the singer’s death on Twitter. Salman Khan wrote: “Heartbroken to hear about #SPBalasubrahmanyam sir… you will forever live on in your undisputed legacy of music! condolence to the family #RIP”. While Rajinikanth tweeted: “#RIP Balu sir … you have been my voice for many years … your voice and your memories will live with me forever … I will truly miss you”.