Stern has tweeted that he’s not sure if he’ll be around for a second season, but Osbourne’s tweet was more definitive:
— Sharon Osbourne (@MrsSOsbourne) July 24, 2012
However, despite Osbourne’s announcement on Twitter, NBC hasn’t yet confirmed that she’s leaving the show. NBC Entertainment Chairman Robert Greenblatt appeared surprised by Osbourne’s actions and at NBC’s Television Critics Association panel, said, “This is coming out of context and sort of spontaneously, and we don’t even know what’s going on. And it’s probably much ado about nothing,” according to the AP.