If you predicted Wednesday would be the craziest day of the 2018 World Cup and perhaps one of the craziest days in World Cup history, then you, my friend, are a genius.

First came Sweden, delivering its best performance of this year's tournament and rocking Mexico with a 3-0 blowout -- a decision that threatened to eliminate the latter in the final group-stage match for both sides. But then came South Korea, shocking the world with a 2-0 win of its own -- a devastating victory over Germany that not only revived El Tri for the round of 16 but eliminated the defending World Cup champions and sealed the first opening-round World Cup loss for Germany since 1938.

Social media, of course, didn't witness Wednesday's madness quietly.

Everyone from international fans to international athletes chimed in -- with both gasps and memes -- as Mexico, Germany, Sweden and South Korea rocked the soccer landscape: