Posted on Thu Aug 7th, 2014 9:30am PDT By X17 Staff
Rocky mountain too high!
Lady Gaga fell victim to altitude sickness and had to be hospitalized after her concert in Denver on Wednesday, and she decided to share a selfie while wearing her oxygen mask!
"Altitude Sickness is no Joke! #hitThatHospitalS--t #artRaveDenver many true ravers crowd tonight," she captioned the photo.
Even though she was under the weather, she still looked gorg like a true pop diva!
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