Claim: Room 93 is an extended play.

Room 93 is the debut extended play -LRB- EP -RRB- by American singer and songwriter Halsey . It was released on October 27 , 2014 by Astralwerks . The project was re-released digitally on March 9 , 2015 , including a new version of `` Ghost '' , this later is also included on the singer 's debut full-length album Badlands . The sound of the EP is rooted on the electropop music genre . A digital remix version of the EP , featuring three remixes for the songs `` Hurricane '' , `` Ghost '' and `` Trouble '' was released on March 3 , 2015 . Along with the remix EP , a `` One Mic , One Take '' EP was released on the same date . `` Trouble -LRB- Stripped -RRB- '' was featured on the promo of the episode `` Best Laid Plans '' of the TV series Once Upon a Time .