NICOLE ‘SNOOKI’ POLIZZI, FIANCE JIONNI LAVALLE WELCOME SON

No need to formally congratulate them: an enthusiastic fist pump should do the trick.  Nicole "Snooki" Polizzi and her love of two years, Jionni LaValle, welcomed their first child together Sunday in Livingston, NJ, a son named Lorenzo, a rep for the pint-size star tells Us Weekly.