Fourhand is the Daily Spin's occasional roundup of various hits and misses on tour.

DJOKE ON: As we know, hijinks will ensue whenever Novak Djokovic is present. Bonus points if he performs this alongside Lara Arruabarrena next time.

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DOUBLES: After missing his opportunity to do so at the 2012 Summer Olympics in London due to injury, Rafael Nadal has been tabbed to serve as flag bearer for Spain at this year's Games in Rio de Janeiro. Garbine Muguriza, his potential mixed-doubles partner in the Olympics, recently regaled the choice of Rafa for the ceremonial duty, even as he partnered with Martina Hingis for a charity doubles match in Madrid.

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NEW RECORD: Speaking of Madrid, a new Guinness World Record was set by tennis fans and players who joined the fray for a group hit. An incredible 767 people bounced balls on racquets for 10 seconds. Tomas Berdych, for one, was suitably thrilled.

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LOVE MATCH: Dating website eHarmony posits that there are 15 reasons you should date a tennis player. Love one, love all.