Readers! The eve of Halloween is upon us, and musicians are running wild in all sorts of crazy costumes. Below, we’re compiling pictures of what all your favorite musicians are dressing up as tonight (and all the throwbacks they're posting on social media). Check out their costumes, and let us know what you think.

From all of us here at AP, have a happy and safe Halloween! If you get bored, check AltPress for a bunch of Halloween features.

Fronz from Attila:



Motion City Soundtrack:



Telle Smith from the Word Alive:



Anthony Green and his son:



My favorite night of the year. #circaween photo by @deadbolt

A photo posted by Anthony Green (@anthonygreen666) on


Circa Survive:



@circasurvive #circaween tag your circa related or just awesome costumes with #circaween and we will post the best ones!!!

A photo posted by Anthony Green (@anthonygreen666) on


Story Of The Year (lol):



Happy Halloween. We should dress up like ourselves circa early 2003! #PageAvenue #SotyTen+

A photo posted by Story Of The Year (@storyoftheyearband) on


An old photo of Taking Back Sunday as the Avengers:



Another throwback of Pianos Become The Teeth:



Thirty Seconds To Mars dressed up last night:



Senses Fail’s Buddy Nielsen:



The Maine throwback:



Halloween 2013! Excited for tonight. What will you be dressed as?

Uma foto publicada por The Maine (@themaineband) em


Fearless Records staff:



Fearless Records Staff Meat-ing. #HappyHalloween ��

A photo posted by Fearless Records (@fearlessrecords) on


Set It Off:



Happy Halloween Dreamcatchers! #SIODuality ��: @photosbychrismartin

A photo posted by Set It Off (@setitoffband) on


You Me At Six:






@iamveegilante // ���������� Happy Hall.oween x #wordofmouth

A photo posted by letlive. (@letliveperiod) on


Echosmith throwback:


Chiodos singer Craig Owens:



Beau Bokan of Blessthefall:



Just here waiting for mom to get her costume on... ����

A photo posted by Beau Bokan (@beaubokan) on


My Chemical Romance's Frank Iero



"Ey!" from Supercool 80's Dracula

Una foto publicada por frnkiero (@frankieromustdie) el


Real Friends:


A Day To Remember:



Kellin Quinn:



Happy Halloween ����

A photo posted by Kellin Quinn (@kellinquinn) on


Pete Wentz:



Daytime Halloween vibes with the littlest bear cub in the house ��

A photo posted by Pete Wentz (@petewentz) on

Andy Biersack and William Control: