First the Rugby Championship in August and now the Rugby World Cup in Yokohama - it is South Africa's year in the sun. Rassie Erasmus' men beat England 32-12 to lift the world title on Saturday, reaching the unique double milestone in the process.
Relive a thrilling win for a nation, in our pick of tweets from the day.
READ : Rugby World Cup 2019: South Africa makes history by doing the double
United we stand - the message behind it all
The Nelson Mandela Foundation tweeted out its wishes to the South African team also highlighting the importance of this title because of the message it sent out to the nation and its aspiring sportpersons.
Unfiltered happiness - from one leader to another
South Africa's world cup win is more than just a sporting achievement. It is also a vindication of the nation's efforts to overcome its own social hurdles and a statement of unity and diversity. A video showing South African President Cyril Ramaphosa and Captain Siya Kolisi wave at each other in happiness stood out as one of the best moments from the day.
One for the tribe
Look at those smiles! Players and staff members held their families close as they soaked in the festivities of a third World title.
From one South African making the world smile to a bunch of others
Comedian and talk show host Trevor Noah extended his congratulations to his home team for lifting the Cup. Trevor tweeted his support to the captain, Kolisi and his team for having proved critics wrong with a stellar showing at the marquee event.
Birds of a feather band together
Swiss tennis ace Roger Federer tweeted his wishes to the Springboks, hailing their resilience and sportsmanship. Coming from a gentleman of the game, high honour, RSA.
Fierce rival, earnest well-wisher
A champion knows what the crown feels like. Despite settling for third place this time around, the All Blacks wasted no time in conveying their wishes to the Springboks.
A not-so gentle reminder
The Cricket World Cup bitterness is still not beyond some of us and a few Kiwis weren't so kind with their commiserations to England. Scott Styris' tweet added insult to injury for the Red Roses, all in good faith of course.
Eye for detail
Meanwhile, New Zealand bowler and Twitter favourite Jimmy Neesham took time out to laud Japan's organisation of the tournament with a witty tweet.
Misread the signs?
Michael Vaughan, like many others, probably read the signs wrong before the Red Roses stepped out to face the Springboks, who managed to keep the former throughout for an emphatic win.
This strategy doesn't work everytime, England
As a worried England team approached half-time with a six-point deficit. South Africa looked fluid on the field and dominant with its passes and efforts across the line. A few fans hailed a familiar superhero in vain.
The party isnt going to end anytime soon
Faf du Plessis and the Proteas have not had a great year but were among the happiest supporters when the Bokke lifted the cup. Faf's father played as a midfielder for Northern Transvaal and it's no surprise that the Protean skipper was seen joining in the festivities.
The real MVP
Fans were impressed with South Africa's exploits, no doubt, but Faf de Klerk's hair has certainly earned a few more followers after the final. Are you insured, Faf?