India, Jan. 27 -- Rossella Rago, 37, the host of the popular YouTube series Cooking with Nonna, has made some shocking claims about Blake Lively. In a candid revelation, Rago, who once worked as an extra on Gossip Girl, accused the actress of being "horrendous" to work with and even alleged that Lively was responsible for throwing co-star Justin Baldoni "under the bus." Rago also shared a less-than-flattering memory of Lively allegedly experiencing flatulence between takes.

In a TikTok, Rago revealed, "She would burp and fart in the middle of set - and act like we were lucky to be smelling her farts. She was very unpleasant to work with. I just don't know how else to say it." She also shared that the Gossip Girl alum's husband, Ryan Reyn...