‘Dynasty’ star Joan Collins had ‘volatile’ relationship with Elizabeth Taylor’s first husband: ‘He was nuts’

Conrad “Nicky" Hilton Jr. was Elizabeth Taylor's first husband. The “Cleopatra" icon claimed that he was abusive. The hotel heir died in 1969 at age 42 from a heart attack.

"Once we were lying in bed, and he took out this gun from the side table and shot it to the ceiling." Stephanie Nolasco covers entertainment at Foxnews.com.

WATCH: ELIZABETH TAYLOR’S ‘ROMANTIC FRIENDSHIP’ WITH COLIN FARRELL ‘REMINDED HER OF HER GREAT LOVE,’ AUTHOR CLAIMS

Hilton, the hotel heir, was Taylor’s first husband. The "Cleopatra" icon claimed that he was abusive and, at one point, kicked her in the stomach, causing her to miscarry their child. He died in 1969 at age 42 from a heart attack.