Love is in the air as Rab and Mary's 20th wedding anniversary approaches, but as Rab sobers up after the season's festivities he realises their marriage is on the rocks.
Rab and Mary visit the Lake District to enjoy a restful and replenishing holiday and to recharge their marital flame. However things quickly sour when toxic waste is dumped nearby.
Lady Luck finally smiles on the Nesbitt household when they win the pools. Jamesie and Ella's relationship is in trouble when he has a fling with a teenager.
Mary's cousin, Shug, is determined to improve local Govan eating habits. But his plans lead to trouble with local hoodlums.
The Nesbitts are accused of being nuisance neighbours. To clear their name they decide to appear on a US style chat show.
Rab and long-lost brother, Gash Sr. reunite during a chance encounter. As they re-bond, the siblings recall memories of their unhappy childhood, in particular their violent father.
