06/22/2012 at 07:30 PM EDT
While Britney Spears
is no stranger to real estate transactions, this one has the pop princess feeling a bit blue.
"NOOOOO. I love this house!" the The X Factor
judge Tweeted of the $2.5 million Long Island vacation home her fiancé
Jason Trawick's parents, William and Susan, just put on the market.
"She really did love staying there and it was a great getaway for peace and privacy," says a source. "Her boys loved fishing off the dock with Jason in their backyard."
The two-acre property overlooking Conscience Bay was their "home base when Britney did her New York concerts on the last tour," adds the source.