Snooki Has a Boy: 6-Pound, 5-Ounce Lorenzo Dominic

"Jersey Shore" star Snooki tweets "He's my world" after giving birth to a son early Sunday in New Jersey

Nicole “Snooki” Polizzi, the self-proclaimed “Guidette” from MTV’s “Jersey Shore,” is a mom.

The 24-year-old TV star and her fiancé, Jionni LaValle, welcomed a son, 6-pound, 5-ounce Lorenzo Dominic LaValle, into the world at St. Barnabas Medical Center in Livingston, N.J. at around 3 a.m. Sunday morning.

Getty ImagesSnooki tweeted to her fans Sunday morning: "I am SO IN LOVE with my son Lorenzo Dominic ! I had my little man last night, healthy at 6lbs! HE'S MY WORLD!"

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A rep for Polizzi told MTV, "The world just got another Guido!!! Lorenzo Dominic LaValle has entered the world weighing 6lbs, 5oz. Nicole, Jionni & Enzo are doing great!"

MTV issued its own statement: “We couldn't be happier for Nicole and Jionni on the healthy delivery of their baby boy! We look forward to Lorenzo's first trip to the Jersey Shore and can't wait to see his first animal print onesie."