Outtakes: Tim and Al ask if they'll have to sleep at the airport. The clerk says, "I'm afraid not," and points to a "No Loitering" sign.
Crew members are visibly walking around outside the "airplane." Tim notices this and tells the pilot he's flying too low.
The clerk asks Tim and Al if they want to buy flight insurance, they say no, and he says, "Okay, but if the plane crashes, you'll be sorry."