Check out the photos at the UK's Daily Mail, which reports that the photographs were taken in Australia where she's currently on tour. She's also been taking a bit of a hit from the media for her unflattering, high-wasted swimsuit.
What do we think about the swimsuit?
Who cares! She's doing upward dog on the beach, so we think that's awesome! Go Ke$ha!
And if Ke$ha or 'Tik-Tok' didn't ring a bell, here's the video: