Graphic new details have emerged about the murder of a business manager to Kim Kardashian and Nicki Minaj, including how her boyfriend allegedly used a knife and a gun to ‘torture’ her before beating, stabbing and strangling her to death, and then stuffing her body into the trunk of her car.  

Angela Kukawski (55), was found dead inside her vehicle in Simi Valley, northwest of Los Angeles, on December 23. This happened a day after she had been reported missing.

Jason Barker, her 49-year old boyfriend was arrested Tuesday. He was charged with torture and murder, according to authorities. 

Los Angeles business manager Angela Kukawski, who worked with the Kardashians, Nick Minaj and Kanye West, was tortured with a knife before police say her boyfriend murdered her last week (Pictured: Kukawski's clients Khloe, Kim Kardashian and Kris Jenner)

Angela Kukawski was a Los Angeles businesswoman who had worked with Kanye West and Nick Minaj. She was then tortured with a knife by her boyfriend before she confessed to her murder. (Pictured are Kukawski clients Khloe Kardashian, Kim Kardashian, and Kris Jenner).

The latest: Nicki Minaj, 39, took to social media Wednesday with a memorial for Angela Kukawski, a Los Angeles business manager she had worked with, after Kukawski, 55, was found dead in the trunk of her car last week

Minaj called Kukawski the 'hardest working, most reliable, sweetest person you could ever know' in an Instagram post

Nicki Minaj (39) took to social media Wednesday to pay tribute to Kukawski who ran the business affairs of the singer. 

Police on Tuesday arrested Jason Barker, 49, Kukawski's boyfriend, on torture and murder charges

On Tuesday, Jason Barker (49-year-old boyfriend of Kukawski) was arrested by police on murder and torture charges

The Ventura County coroner stated that Kukawski succumbed to blunt and severe injuries to his head, neck, and throat.

A criminal complaint from Los Angeles County prosecutors alleges Barker also tortured her with a knife and a firearm ‘with the intent to cause cruel and extreme pain and suffering for the purpose of revenge, extortion, persuasion and for a sadistic purpose, inflict great bodily injury.’  

On Wednesday, the Kardashian-Jenner clan released a statement on DailyMail.com to mourn Kukawski’s passing. 

They wrote that Angela was the greatest. “She was a caring person and could make impossible things possible. It will be a great loss and we offer our condolences for her and all of her loved ones. 

Barker, police believe, killed Kukawski at their Sherman Oaks neighborhood home. Barker then took Kukawski into her car and drove it to Simi valley, where she parked the vehicle, and then left it there.

Cardi B and Offset attend the game between the Chicago Bulls and the Atlanta Hawks at State Farm Arena on December 27, 2021 in Atlanta, Georgia

Offset paid tribute to Kukawski on Instagram Stories

Offset (pictured below with Cardi B, his wife) took to Instagram on Wednesday, December 27, to grieve the loss of his business manager. 

Barker was currently being held on $3.07million bail. Barker did not enter a plea and has not responded to any of the charges. 

His return is scheduled for January 12 at Van Nuys Municipal Court  

Kukawski (a mother of five kids who went by the same name Castro) worked as a consultant at Boulevard Management. She handled many prominent clients over her career including Minaj and Kardashian, Offset, Offset and Tupac Shakur’s estate, according to Variety and The Hollywood Reporter. 

Boulevard Management, Todd Bozick, stated that they were “sad and deeply grieved by the loss” of Angie Kukawski. “Angie was a kind, wonderful person, and she will be greatly missed by all who knew her.’ 

Detectives believe Barker killed Kukawski in the Sherman Oaks section of LA and then drove her body to Simi Valley

Barker is believed to have killed Kukawski, in Sherman Oaks Section of Los Angeles. He then took her body to Simi Valley. 

Minaj was one of Kukawski’s celebrities clients and she took to social media Wednesday to show her appreciation. 

The Super Bass singer said, “Hardest working person, most reliable and sweetest you could ever meet.” Angela, this is not what you deserved. Your children are my heartbreak. Take comfort in your peace. 

Offset posted another message to his Instagram Stories: “R.I.P. Angie, such a sweetheart. You helped me so much.” Talked with you every week.