Behind the Scenes: How to Make Seven Porsche 911s Sing “Happy Birthday”

Last week we kicked off October by showing you seven generations of the Porsche 911 gathering to sing “Happy Birthday” with engine sounds. This week we’re showing you how they did it with a behind-the-scenes look at what it takes to make Porsches sing.

Fun fact: “Happy Birthday to You” is the most well-known song in the English language.

video via [Porsche]