For Rand Paul, it’s a costume party in Des Moines, Iowa. For the Obamas, it’s trick-or-treating with military families. For the White House press corps, it’s pranks in the briefing room.

No matter the tradition, Oct. 31 makes one thing clear: the political world loves Halloween. We could ruminate about why, but the proof is in the photos.

Here’s what the White House looks like ahead of the festivities Friday night:

Over in the briefing room, reporters were greeted with this sign:

And these visitors:

“It appears that Kansas State University and the University of North Carolina may have infiltrated tomorrow’s Halloween celebration at the White House,” photographer Pete Souza wrote on Instagram:

Meanwhile, the White House Historical Association dug up this great photo of the Clintons:

And former Secret Service Agent Clint Hill posted these snapshots of the Kennedys:

Hillary Clinton’s presidential campaign floated a costume idea:

https://instagram.com/p/9Wo6srEPqE/

While Rick Santorum and Rep. Pete Olson (R-Texas) dressed up their dogs:

One of my favorite co-pilots, Riley, is ready to get to work for #TX22 and for some #Halloween fun!

A photo posted by Congressman Pete Olson (@reppeteolson) on

Elected officials shared old family photos:

Wishing everyone a safe and happy Halloween! #tbt to trick-or-treating in the Brooks' household.

A photo posted by Rep.Susan W. Brooks (@susanwbrooks) on

In honor of #Halloween this weekend, #tbt to my kids Charles, Moore & little Shelley dressed up for trick-or-treating! #throwbackthursday

A photo posted by Senator Shelley Moore Capito (@sencapito) on

https://instagram.com/p/9bOovORFqB/

#Throwback to Halloween 2010, when Harrison and Madison dressed up as Mickey and Minnie Mouse. How time flies. #tbt

A photo posted by Steve Scalise (@stevescalise) on

A Halloween #tbt from 1979. I hope you and your family enjoy the fun and treats this weekend! #Halloween #PA06

A photo posted by Rep. Ryan Costello (@repryancostello) on

 

And, of course, carved and decorated pumpkins:

https://instagram.com/p/9UQ_dpxOLu/