While driving Peppa to Suzy's house, Mummy Pig reminds her to be polite and say please and thank you, but Peppa already knows this rule. At Suzy's house, Peppa is surprised to see that there are other rules: no shoes inside and no jumping on the beds. Suzy and Peppa are invited to Emily's house for a picnic. There, there are other rules: no peanuts, as Emily is allergic, and brushing your teeth after every meal. On the way home, Peppa explains the different rules for each house.