Both of the ladies wore a flirty little dress, and their voices synched perfectly together. If you're wondering why in the heck Meghan is going country for the night, know that she was a famous songwriter before having a hit of her own, and wrote songs for bands like Rascal Flatts.
Miranda was also one of the night's biggest winners at the CMAs. Find out who else won an award, here.
Check out the ladies kick ass performance below. How cute are they?
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Gallery | CMA Awards 2014: Red Carpet Arrivals