0
Nova - 1974 The Doomsday Asteroid 23-4 was released on:
USA: 31 October 1995
No not yet
Nova - 1974 Doomsday Volcanoes 40-6 was released on:
USA: 2 January 2013
Nova - 1974 Doomsday Volcanoes 40-6 is rated/received certificates of:
USA:TV-PG
Yes..It has happened before, and will almost certainly will again.