Photo: Nicole Weingart/Bravo

The Daddy Diaries: The Year I Grew Upauthor, 54, tells PEOPLE that viewers will see “retribution” forTom SandovalandRaquel Leviss’s affair after the secret relationship triggered thebreakupof the TomTom bar co-owner’snine-year relationshipwithAriana Madix.
“I think what people seem to want is for Tom and Raquel to be — they want to see the confrontation between Ariana and all the friends,” he shares, adding, “and they will get that.”
Cindy Ord/NBCUniversal/NBCU Photo Bank/Getty

When asked about the most shocking thing he had learned about theheadline-making affair, theWatch What Happens Live with Andy Cohenhost replied, “Just that it happened at all.”
Bravo droppedthe explosive reuniontrailer for the three-part special on Thursday. In it,Cohenasked Sandoval, 40, and Leviss: “How did this go from a one-night stand to a full relationship between the two of you?”
While viewers don’t yet get an answer to that question, Sandoval’s ex Madix said through tears: “I can’t think of two worse people.”
When theSchwartz & Sandy’sco-owner turned to her, she added fiercely, “Don’t even look at me — you don’t deserve to look at this” as she gestured to herred revenge dress.
Backstage, Madix, 37, told costarKatie Maloneythat she didn’t “see anything good coming for either of those f—ing rats” (i.e. her ex and Leviss, 28).
Later in the trailer, Leviss admitted to being “super selfish.” Madix then corrected her: “Selfish does not cover it. Diabolical, demented, subhuman.”
Nicole Weingart/Bravo

PEOPLE confirmedthe end of Sandoval and Madix’s relationshipin March. At the time, a source said the pair “had been having problems for a while” but hismonths-long affairwith Leviss was “the final straw” for Madix.
“She put up with a lot over the years, but she won’t sit back and be disrespected this way,” the insider added.
Both Sandoval and Levississued publicapologies to Madix, who postedher own statementon Instagram on March 16.
“i want to express my most sincere gratitude for the outpouring of love and support i have received from friends, family, and people i’ve never even met,” she wrote. “when i have felt like i couldn’t even stand, you all have given me the strength to continue and seen me through my darkest hours. to say i have been devastated and broken is an understatement.”
Noting that she was still “reeling from this betrayal on so many levels,” she added an implied warning: “what doesn’t kill me better run.”
Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories.
source: people.com