Formula 1’s longest-serving team principal – Red Bull’s Christian Horner – shared a joke with Tesla, Twitter and Space X chief Elon Musk at last week’s Miami Grand Prix.
What did the pair find time to chuckle about at the Miami International Autodrome? that’s for you to decide.
Can you come up with the best caption for this picture? Post your funniest suggestion in the comments below.
A selection of the best will feature in a future edition of the RaceFans Round-up.
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