10 celebrities who are totally obsessed with the Rio Olympics

The 2016 Summer Olympics are well underway, and so far, a number of celebrities have been quite vocal about their support for Team U.S.A.

Some notable names, like Matthew McConaughey, have even made the trek down to Rio de Janeiro, Brazil, in order to witness the games.

Meanwhile, "Saturday Night Live" star Leslie Jones - whose persistent live-tweeting of the games grabbed headlines this week - is reportedly Rio-bound and expected to give commentary on NBC's broadcast of the events. 

Justin Timberlake, Kim Kardashian, and Zac Efron are among the others who have chimed in on social media.

Read on to see how celebrities have reacted to the 2016 Summer Olympics.