At the end of the day, the 2015 Kids' Choice Awards was all about the slime! Seriously, all of our favorite artists -- from Nick Jonas to 5 Seconds of Summer to Shawn Mendes -- got the electric green goo treatment. And, needless to say, it was insanely epic.

Check out the best slime moments from the 2015 KCAs below!

#SLIMESOS immediately trended on Twitter after 5 Seconds of Summer practically destroyed the KCAs with their insane, slime-filled performance.

You absorb that slime, Calum.

You too, Ashton.

Nick Jonas chugged some slime…

…And then spilled it all over himself.

And then he got slimed again.

SO MUCH SLIME. SLME FOR DAYS.

Surprise! Shawn Mendes got a whole lot more than a winner's name when he pressed that big button.

Emma Stone played in the slime fountains.

And the cast of Modern Family got slimed, too!

And the cast of the Thundermans went through the slime car wash.

Check Out Highlights From the 2015 KCAs