Chicken Run comes from Nick Park and Peter Lord's Aardman ... the only motive for escape is that the farmers (Mr and Mrs Tweedy) are dour, mean Northerners with a hint of Nazi in their gumboots.
If they don't produce any eggs for the week, Mr. and Ms. Tweedy will have their heads. After every attempt, they fail and their time is running out. When it seems like all their attempts have ...