“It was absolutely chaos,” Cameron Glendenning, who worked on the hit MTV series for almost its entire four-season run, exclusively told The Post. “ [The family] gave zero warning. There was no, ‘Hey, director, heads up, I’m gonna go into the living room and do X, Y, Z.’ That s–t did not happen.”

It's hard to believe now, but before "The Osbournes" premiered on MTV in October 2002, the idea of camera crews following celebrities at home and turning it into a "Real World"-style docuseries was unheard of.