According to Jim (2001)
S5E6 Anec-Dont's
Cheryl feels hurt when Jim dismisses her everyday stories as dull, so she decides to borrow Dana's thrilling experience of meeting Oprah. In retaliation, Jim concocts an elaborate tale about a fire at his construction site. However, when Cheryl takes the kids to witness the aftermath, Jim and Andy, frantic to create a believable scene, accidentally ignite a genuine fire.