Selena Gomez Instagrammed THIS photo with Kacey Musgraves.
Selena's dress is the Staud Frites Dress. Buy it here: MATCHES FASHION, NET-A-PORTER, ORCHARD MILE, and SAKS FIFTH AVENUE
Her boots are the Maje Farwest suede cowboy boots. Buy them here: SELFRIDGES & CO
Kacey is wearing the ASOS DESIGN Luxe cupped flare jumpsuit in leopard print, which you can buy here: ASOS (Get the look for less here: FOREVER 21 and ASOS)