Goals from Marc Guehi, Jean-Philippe Mateta, Wilfried Zaha and Will Hughes put the Toffees to the sword, sending Selhurst Park into delirium - as well as thousands of Palace fans watching from near and far.
Check out the best social reactions below!
Bolasie and more react to Palace's barnstorming FA Cup victory
The world of social media was alight with praise for Crystal Palace's stunning performance in the FA Cup quarter-finals, as they booked their place at Wembley.
Cruiserweight title contender Richard Riakpohre - who has his own trip to Wembley in the diary - was quick to congratulate the players...
Another fan favourite sent his congratulations - if anyone knows something about Palace at Wembley, it's Yannick Bolasie.
He wasn't the only former player to celebrate Palace reaching Wembley...
The current squad were just as excited:
Hartlepool United were an important part of Palace's FA Cup journey this season, and they were right behind the Eagles once again.
You know, Jim, we think you might just be right!
And finally...