While all eyes were on the intense battle between Alcaraz and Djokovic, the presence of celebrities added a touch of glamour to the occasion.
Here's what your favourite Hollywood celebrities have been up to.
The two apparently hit it off really well.
Eager to witness what many felt would be Serena Williams's final competitive match, thousands of fans poured into the Arthur Ashe stadium.
Some celebrities followed the theme while some put on their elegant outfits...