Johnny Depp's sister said in court that the actor swore never to 'repeat' domestic violence

Johnny Depp's sister Christy Dembrowski testified Tuesday at her brother's trial against his ex-wife Amber Heard. She stated that as children, she and Johnny suffered from their mother, who abused them and used physical violence.

"As we were older, we decided that once we had our own home, that we were never going to repeat in our own home anything similar to our childhood," Dembrowski said.

According the Insider, Johnny Depp's sister was the first defense witness in Amber's domestic abuse case.

Read also: Lawyer for Johnny Depp called Amber Heard a liar and accused her of ruining her husband's career.