1. She wants to have the party on Saturday.
2. They have the party at her grandmother's house. Because her grandmother's house is bigger than her house.
3. It's thirty-one, in Regent Street.
4. They hold the party at half past four.
5. The girl asks her friends to bring cakes and some games.
6. The man asks her friends to wear jeans.
7. They can play in the garden if the weather is nice.
8. The man asks her friends parents to phone him.