What were the Wellers doing when some unusual things happened?

1. Mr Weller was wrapping a present for Melanie when the weather changed. 2. Mr Weller was raising the flag when she found an earring. 3. Mrs Weller was cooking the turkey when they saw their friends. 4. Stuart was eating Christmas pudding when he found the coin. 5. Daniel and Melanie were going to their grandparents' when Melanie came back and saw it. 6. The Wellers were watching the parade on TV when they met Santa Claus.