Barack and Michelle Obama cheered on Novak Djokovic from the front row of the tennis superstar's US Open match Monday night ... an interesting sight -- considering the trio couldn't have been more in disagreement over the COVID vaccine for the past few years.
No. 44 and his wife were spotted clapping after most of the Joker's points in his dominant win over Alexandre Muller at Arthur Ashe Stadium in New York.
The match marked the first time Djokovic was able to participate in the famous tournament since 2021 -- as he wasn't allowed to travel to the U.