Robert Pattinson is Not Happy About Kristen Stewart Staying With Producer Pal

Robert Pattinson is furious that his ex girlfriend Kristen Stewart is staying with her friend, producer Giovanni Agnelli.

According to Radar Online, the actor is suspicious of Agnelli’s motives and believes that he wants to have an affair with Kristen.

Kristen Stewart is believed to be staying with producer pal Giovanni Agnelli

"Rob knows Agnelli and has been calling him a lot since Kristen has been there," said a source close to the Twilight actor.

"He wants to know why Kristen is staying there at his house? He is super angry now and has accused Giovanni of sleeping with Kristen too."

Kristen Stewart and Robert Pattinson split up last month

The actress has reportedly been staying with Giovanni since fleeing the apartment she once shared with Pattinson.

Meanwhile Robert is believed to be staying with his Water for Elephants costar Reese Witherspoon at her California ranch.

Robert is staying with Reese Witherspoon at her California ranch

The source said Robert is emotional and angry.

"Giovanni got a call from Pattinson around four this morning, threatening him if he has been sleeping with Kristen.

"Rob is beside himself over Kristen's betrayal. No one has ever seen him like this."