Several people watch a daredevil on a quad ride a wheelie down the street .
It is almost certain that nobody saw Brian do a wheelie for 2 feet , on the driveway .
It is impossible that nobody saw Brian do a wheelie for 2 feet , on the driveway .
It is almost certain that nobody saw Brian do a wheelie for 2 feet , on the driveway .
Nobody saw Brian do a wheelie for 2 feet , on the driveway .