Selena posted a series of photos to her Instagram revealing she has is collaborating with DJ Marshmello. she also revealed that she has new music coming out on October 25th.she posted five photos with DJ marshmello, captioned one of the photos , "Coming 10.25? WOLVES x @marshmellomusic". She also posted a promo photo and captioned the picture what is believed to be lyrics when she wrote, "I've been running through the jungle, I've been crying with the wolves... 10.25"