Sammi "Sweetheart" Giancola is a mommy! The Jersey Shore: Family Vacation star and her fiancé, Justin May, happily announced on Tuesday that they welcomed their baby son together on Wednesday, August 20. Aw!!! So exciting! The little boy's name is Vincent Keith May. Related: Taylor Swift Engagement Ring Details! OMG Travis Did GOOD!!! In the joint Instagram post, the new parents shared several photos of the little boy wrapped up in blankets and snuggling in their arms in the hospital.