Music Ke$ha Leaves Rehab By Antoinette Bueno 6:16 AM PST, March 7, 2014 Getty Images Two months after checking herself into rehab for an eating disorder, Ke$ha is leaving the facility and working on new music."Happy to be back! Feeling healthy & working on tons of new music. I can't thank my fans enough for all the love & support u have given," she tweeted Thursday. "Life is beautiful. I'm so blessed to have u all."RELATED: 5 Things You Don't Know About Ke$haShe also posted a picture of a red-head looking out the window of a plane, which is presumably the 27-year-old singer herself, judging by her identifying wrist tattoo.?meow? pic.twitter.com/NJFnzUe09I— kesha (@KeshaRose) March 7, 2014"I'm a crusader for being yourself and loving yourself but I've found it hard to practice," she said in a statement to Peopleon January 3, 2014, when she announced that she would be entering rehab.Related: Ke$ha Checks Into RehabHer mother, Pebe Sebert, 57, also checked into the Timberline Knolls rehab center in Chicago just days after her famous daughter -- no word yet on if she has left the rehab facility as well.