Scenic. Colloquial term for a defective, or missed or neglected portion of a project. Usually used in conjunction with paint.
http://wiki.answers.com/Q/Why_do_house_painters_call_the_spots_where_the_old_paint_shows_through_the_first_coat_'holidays'
http://wiki.answers.com/Q/Why_do_house_painters_call_the_spots_where_the_old_paint_shows_through_the_first_coat_'holidays'