The OAP, who went to school with the rock star, was duped into buying hundreds of Apple gift cards for him, which the fraudster claimed she would get back with benefits.
Valerie was sworn to secrecy by the Facebook user due to his so-called celebrity status.
But her family grew suspicious when she asked to borrow £2,000 to pay her bills.
She was left so traumatised by the con that she attempted suicide.
She said: “She was pulled into a false sense of security thinking she had this really good friend who was a famous person. She really did not believe us when we told her that it was a scam.
“Her world just completely fell apart. She couldn’t comprehend what had happened.
“It is a hard thing to take on that you have just given all of your money away to a scammer.