Episode Title:Pig Trouble.Episode Description:When Bitzer injures his foot and can't work, the Farmer chooses the pigs to take over his role. The power-crazy pigs take the opportunity to turn the farm into a porky paradise – at the sheep's expense. Bitzer tries in vain to warn his master what is going on behind his back, but when he fails, Shaun decides to step in and restore the status quo.