Mercedes are in hot water after their rivals discovered they conducted a 1,000km tyre test for Pirelli in secret ahead of the Monaco Grand Prix.
Nico Rosberg went on to win the next round of the championship in Monaco.
Submit your funniest caption suggestion for the picture above in the comments and a selection of the best will be chosen for tomorrow’s round-up.
- Caption Competition 79: Vettel back at Red Bull
- Caption Competition 78: Grosjean & Pharrell Williams
- Caption Competition 77: Ferrari and Pirelli
- Caption Competition 76: Nico Rosberg
- Caption Competition 75: Two Sainzs and a former king
Browse all previous Caption Competitions
Image ?é?® Pirelli/LAT
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