Which advertising campaign holds the Guinness World Record for the 'Longest Running Advertisement Campaign' with the same slogan?

The Guinness World Records organization has documented countless remarkable achievements, but it's also a brand with its own fascinating marketing history. This poll tests your knowledge of record-breaking marketing campaigns, brand achievements, and advertising milestones that earned their place in the history books. Can you identify which campaign truly holds the world record?

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

De Beers - 'A Diamond is Forever' (1948-present)
Coca-Cola - 'It's the Real Thing' (1969-present)
Nike - 'Just Do It' (1988-present)
Maxwell House - 'Good to the Last Drop' (1915-present)