An improvement?
The snot pillars and clock face become part of the 1st floor. Removing / replacing the roof becomes a little more tricky since you need to ensure the snot pillars are pressed in - but I think it's worth it for the smoother finish.
PS. Please see the other thread for more shots of the auditorium mod: http://www.eurobricks.com/forum/index.php?showtopic=78620