"Happy to be back!" She wrote. "Feeling healthy and working on tons of new music 🐱 I can't thank my fans enough for all the love and support you have given me ❤️️."
"Life is beautiful," she added an hour later. "I'm so blessed to have you all ❤️️."
On Thursday morning Ke$ha, whose real name is Kesha Rose Sebert, was seen arriving back in Los Angeles following her treatment. The 27-year-old defiantly sported a jumper bearing the phrase 'I'm A Survivor', along with a pair of ripped black jeans and Converse shoes.