How Deena Told The Jersey Shore Cast About Pregnancy Number Two

'Oh my God!' indeed

Deena shared that her heart was "filled with so much love and joy" because she is pregnant with her second child. And beginning on November 19, the Jersey Shore mama -- who is already mom to soon-to-be-big-brother CJ with husband Chris -- will be embarking on a family vacation with her lovable roomies. Party's here, times two...again!

So how did Deena tell her roomies about Baby Buckner #2?

"Are you ready?" Deena asks in the brief clip above, while Laurens screams "Oh my God!" post-reveal.

Watch the video to see how she spilled the mini meatball-related news, and spend the holidays with the fam when Season 4 of Jersey Shore: Family Vacation begins on Thursday, November 19 at 8/7c!