Episode Title:The Invasion.Episode Description:After a huge storm, the rabbits are surprised that sheep have come to Watership Down. For now, Hazel agrees to let them stay. But after living with them for a while, he soon finds out they aren't that friendly. Their eating habits are ruining the down and that they attract more enemies. Captain Broom explains about what a sheepdog can do to get rid of the sheep and Hazel hatches a cunning plan to get the sheep off the down. Pipkin says goodbye to a lamb named Frost who speaks.