The day has finally arrived! The Rio 2016 Olympic Games are officially underway with the opening ceremonies kicking off the festivities. The athletes have been building up the excitement all day on social media. Check out some of the best as the games begin!

The men of Team USA shared their pre-ceremonies selfie. Looking good in those blue jackets, boys!





Team Canada posing in their opening ceremony outfits with the Canadian mascot photo bombing!



So many opening ceremony outfits!

Houry Gebeshian representing for Team Armenia!



Catalina Ponor looking flawless as she gets ready to carry her nation's flag!



Sofia Gomez posing with Team Guatemala!



Team Great Britain's trampoline competitors feeling the GB pride!



Toni-Ann Williams and Team Jamaica



The ladies in Rio kept the grind going, stayed focused and relaxed a little. Many of them had a day off!

Simone stayed pretty focused...literally. 



She also got a special message from the one and only Kim Kardashian! 

.@KimKardashian wishing @Simone_Biles good luck in Rio is #Rio2016https://t.co/A7DYi3B5Gp

— NBC Olympics (@NBCOlympics) August 5, 2016

Aly, Martha and Team USA got a chance to get their game on with some foosball in the village!




Gabby feeling confident after podium training and just sharing some love for her coach!



Ruby Harrold and Becky Downie just hanging out on day five.



International friendships galore! 

The men take the arena tomorrow! Rio is alive and well!