Holly Madison and husband Pasquale Rotella are expecting their second child this August.

The 36-year-old former Playboy model, Las Vegas peep show performer, and Girls Next Door star is already the proud mommy of daughter Rainbow Aurora, 2. Rainbow was the first person Holly and Pasquale told their good news to!

"She was the first person my husband and I told," Madison told People Magazine. "She's rooting for a girl. I think she's going to be a good big sister. She's very caring and she loves playing with her baby dolls and taking care of the pets."

Rainbow turned two back in March with a custom PizzaCat cake. She also received a the tiniest pink toy car to match her mom's.

She's described her motherhood to the Las Vegas Review as, "Amazing. Beautiful. Wonderful. Tiring. Challenging."

The couple married in 2013 in Disneyland after dating for two years. Holly met her husband, 41, five years after she and Hugh Hefner broke up, which she wrote about in her book, Down the Rabbit Hole. Her story is now bring made into a TV movie.

Although the book goes through some dark times in the former Playboy bunny's past, it does have the happiest of endings. As for who she wants to play herself, she mentioned actresses like Emma Watson and Lily James.