Unbelievable Moments in Who Wants to be a Millionaire

TLDRThe show Who Wants to be a Millionaire has had some incredible moments, including contestants winning large sums of money and making difficult decisions. Some memorable moments include a contestant using their phone-a-friend lifeline, a contestant walking away with a half-million-pound check, and a contestant risking it all to answer a question. The show has provided audiences with suspense and excitement throughout its history.