Why there's no Men's Final without Luca!
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Wimbledon: Why there's no Men's Final without Luca

16 July 2017 Last updated at 12:01 BST

He's not a player or an umpire, but without Luca the Wimbledon Men's Final won't happen...

Why not? Because he's the person in charge of the coin toss.

That's how the finalists decide who serves first.

Heads or tails? Watch this...