updated 03/29/2012 AT 1:00 PM ET
•originally published 03/29/2012 AT 3:45 PM ET
Nicole “Snooki” Polizzi is showing off the perks of her pregnancy.
“I got swagger with my pregnant self,” Polizzi Tweeted on Thursday, with some serious cleavage peeking out of her neon yellow top.
The MTV personality and her fiancé Jionni LaValle officially announced their pregnancy in March.