1. Episode 1

It's the company's 150th anniversary, but facing intense competition from Lidl and Aldi, Sainsbury's is considering merging with Asda.

2. Episode 2

Finding that customers are returning all their single-use food packaging to stores, Sainsbury's trial a recyclable alternative to the plastic bags used for fruit and vegetables.

3. Episode 3

Sainsbury's plan a special party to celebrate their 150th year with a very special guest.

4. Episode 4

Sainsbury's stores try to cash in on the increasing number of Brits holidaying in the UK, but in Penzance the fridges break down on one of the hottest days of the year.

5. Episode 5

Sainsbury's embarks on an ambitious makeover of one of its biggest stores, and campaigns manager Laura needs to come up with a concept for the company's Christmas TV ad.