Cher writes that around 1967, at a time when her and Bono’s career was floundering amid a changing musical landscape, she suffered her third miscarriage, which elevated her fear

Cher alleged in her new memoir that she caught ex-husband Sonny Bono cheating on her with his secretary around 1967, when she was suffering from her third miscarriage.

I figured I’d plead insanity … Then I’d get a book deal and my own show,” Cher alleges Sonny told her after admitting to thinking about killing her.

The Memoir, Part One,' out Nov. 19, Cher writes that her then-husband, Sonny Bono, “manhandled” her during an escalation early in their relationship.

Though Cher and Sonny Bono’s marriage lasted less than a decade, their musical hits endured. Yet Cher details in her new memoir that the success of her creative partnership with her late husband wasn’t equally shared.

Cher was 16 when she met the 27-year-old record producer Sonny Bono. She was 18 when she married Bono — her first marriage, his second — and 19 when the couple released the smash 1965 single “I Got You,