Halsey Instagrammed THIS photo from Taylor Swift's Birthday celebration.

Halsey is wearing the alice + olivia Delora Fitted Mock Neck Dress. Buy it here: BERGDORF GOODMAN, SAKS FIFTH AVENUE, and SHOPBOP
Buy the long gown version here: FARFETCH
#Halsey #butterflyprintdress #aliceandolivia #butterflydress #mididress
Sofia Vergara wore the same dress on season 11 episode 7 of Modern Family, as seen HERE!
