Ellen DeGeneres and Portia De Rossi divorce rumors are being aired in a full book.

As TV host Ellen DeGeneres has been trying to dispel rumors that her marriage to "Arrested Development" star Portia de Rossi is headed for divorce, a new book is fueling the fire.

Ellen DeGeneres and Portia De Rossi divorce rumors have been rampant over the past few months but now gossip around the Ellen DeGeneres and Portia de Rossi separation are out of control.

Randy Jernigan claims to be an insider about the Portia de Rossi and Ellen DeGeneres relationship. He wrote a book called "The Life and Career of Ellen DeGeneres."

For their Aug. 11 issue, Jernigan talked to OK! Magazine about DeGeneres and de Rossi's relationship, saying it was doomed from the start. He told OK! "Ellen and Portia's marriage has been tumultuous form the beginning. Ellen tries to keep Portia to herself...She's afraid of losing her to a younger woman, so she won't allow Portia much of a social life."

Ellen DeGeneres and her Arrested Development wife Portia de Rossi are reportedly getting ready to split. "Ellen is very supportive of Portia and has no intentions of leaving her," a source told Radar Online. "Portia is her world. Ellen is controlling of Portia ... but she is always talking about how lucky she is to have such a beautiful wife."

Jernigan explain to OK! that "Ellen will sabotage her relationship with Portia be intentionally trying to make her jealous. Portia is very insecure and always accuses Ellen of hitting on women and cheating, leading to days of fighting. Sometimes Ellen won't come home for days at a time during their fights."

Rampant tabloid reports say that a Ellen DeGeneres and Portia De Rossi divorce would cost about $220 million.