DIARY: You must remember

Congratulations to David Walton of Joshua who won last week's quiz.

The correct answers were: 1. Pirelli; 2. Fiat; 3. Guinness. The theme was volcanoes.

This week, we want you to identify the ads and the theme. Fax your answers to (020) 8267 4914/4915 or e-mail campaign@haynet.com by close of play on Friday 13 December. The winner will receive a bottle of Champagne.