Almost 5,000 fans crammed into the compact "Gaetano Scirea" stadium in Villar Perosa at the foot of the Italian Alps, as supporters descended on the small town in order to catch a glimpse of the superstar attacker in his first appearance since signing for 100 million euros ($117 million) a month ago.
With just a week to go until the Serie A season kicks off, Ronaldo will have wanted to work off the rustiness on the field, and he had the chance to do so against the Juve B-team.
But minutes later a huge swarm of fans invaded the pitch and the game was subsequently abandoned.
But with the extra excitement of being within touching distance of Ronaldo, the supporters couldn't wait and the match was called off 20 minutes before the full 90.
Admittedly, he was playing against Juve's youth team in a pre-season friendly.
Cesare Bertoncello, from Turin, who was pointed out to AFP by security as being the first person to arrive in the queue to get into the ground at 0900 (0700 GMT) recalled the dominating presence of the Agnellis in years passed.
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The Portugal star joined Juve from Real Madrid in July in a €112million deal, ending a nine-year association with Los Blancos after winning three successive Champions League titles.
He played a part in the second goal as well, putting Riccardo Capellini under pressure as a low cross came into the box and the Juve youngster put past his own goalkeeper.
Dybala then struck after Ronaldo's shot was blocked as Juve's first team filled their boots.
The party atmosphere in rural Piedmont threatened to get out of hand as a fan seized on the opportunity to meet Ronaldo by running on the pitch to take a picture with him during the game.