United Kingdom, March 31 -- Brandy felt "unimaginable grief" after she was involved in a horrific four-car pile up that left one woman dead.

The 47-year-old singer was driving along a freeway in California in December 2006 when her car rear-ended another vehicle and caused multiple collisions which led to the death of Awatef Aboudihaj, 38, and Brandy has now reflected on the traumatic event in her new memoir Phases.

In her book, she wrote: "It was just a drive, another day traveling the pale concrete veins of the 405. How many times had I coasted along this mundane stretch of freeway?"

"But all familiarity was shattered on a chilly December morning in 2006. There had been no warning. No shiver down the spine. No flicker in the atmosphe...