The temptation to crash a stranger's bar mitzvah at a local hotel is too much for Roseanne as she drags Dan out on the town for a "last hurrah" before the baby is born.

NOVA explores the fiery moonscapes and lush rain-forests or the world's most isolated archipelago: the Hawaiian islands. From blistering beginnings as molten rock, the islands have developed into a verdant paradise of unique lifeforms.