By Kate Hogan
Updated August 22, 2014 05:45 PM
Credit: Rick Diamond/Getty

Talk about the perfect #throwbackthursday!

To celebrate her 26th birthday, Kacey Musgraves threw a private roller disco birthday bash at Skateville in Burnsville, Minnesota, on Thursday night, complete with glow sticks, party hats and cake.

The singer was joined by a handful of pals and Katy Perry, with whom she’s currently touring (the two play Minneapolis Friday night). And by the looks of the stars’ Instagram feeds, it was a heckuva lot of fun. Read on to see some of the night’s best snaps! //

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