Kelsey Grammer says that he drank, used drugs, and engaged in 'fairly exotic sexual behavior' to cope with the horrific murder of his sister Karen in 1975: 'A lot of fun and then the fun ran out.'

Kelsey Grammer has released a memoir about his sister Karen on the 50th anniversary of her murder. He says writing the book helped him forgive himself.

In writing about his late sister Karen, Emmy-winning actor Kelsey Grammer recalled details of his childhood he hadn’t thought about in decades. “Recall is just extraordinary,” Kelsey, 70, exclusively tells Closer.