Jersey Shore BFF’s, Snooki and JWoww, decide it’s time they move in together and have one last hurrah before their relationships back home get too serious, but Snooki's two big secrets for Jwoww will change everything.

Snooki tells JWOWW that she is pregnant and engaged, which leaves her stunned. JWOWW is now considering not moving in now. The two of them think it over and end up moving in together.

Snooki has her first ultrasound to see if the baby is healthy. Snooki and Jwoww settle in and decorate their new digs.

Snooki and JWoww invite their Jersey Shore roommates over for dinner so Snooki can reveal her big news, but first, a raunchy handyman almost ruins their plans for getting the place ready on time.

The Jersey Shore roommates give Snooki a hard time for being pregnant and engaged. JWoww and Snooki throw a housewarming party for their friends and family.

Snooki gets jealous when JWoww makes a new friend at a cooking class; Snooki volunteers at a doggie day care; JWoww and Roger's relationship hits a rough patch.

Snooki and JWoww surprise their significant others by taking them to a drag show. Also: Snooki and Jionni celebrate their engagement with their families; JWoww and Roger’s relationship troubles continue.

The ladies head to Cancun to party it up and enjoy some time in the sun. Snooki finds herself unable to let loose while pregnant, leading to a late night fight in a club.

The girls' friendship is tested on their last night in Cancun. Later, JWoww and Roger's relationship hits another rough patch, while Snooki starts to question her engagement to Jionni.

Snooki and Jionni get into an argument on his birthday over a picture on Twitter. Meanwhile, JWoww and Roger consider the future of their relationship.

The ladies get a taste of motherhood when they care for two pretend babies. Later, Snooki finds out if she's having a boy or a girl.

The girls swap boyfriends for a night. Later, they must decide if they are going to stay in Jersey City or move home with their boyfriends.