Regina Ventura, mother to R&B singer Cassie Ventura, described screaming at Sean "Diddy" Combs after he took control of her daughter's cellphone.

A former assistant to Sean “Diddy” Combs, Cassie Ventura’s mother and an exotic dancer nicknamed “The Punisher” all testified during Combs’ federal criminal trial on Tuesday as the prosecution continued to make its case against the hip-hop mogul.

Cassie Ventura's mother took the stand to testify in Sean "Diddy" Combs' racketeering and sex trafficking trial. She testified about alleged abuse and blackmail that her daughter suffered. Combs has pleaded not guilty.

Combs threatened singer Cassie about the tapes via email, according to Cassie's mother, Regina Ventura, in her testimony Tuesday.

Regina Ventura further testified that Sean Combs allegedly demanded $20,000 to “recoup money that he had spent" on Cassie.

Cassie Ventura’s mother, Combs’ former assistant and other witnesses offered revealing insights into Ventura’s relationship with Diddy–and what it was

In today's edition of Diddy on Trial, we break down testimony from four witnesses prosecutors called to bolster Cassie's allegations.