miley-cyrus-31Maintaining her slender bod, Miley Cyrus was spotted leaving a Pilates class in West Hollywood on Wednesday (February 29).

The “Can’t Be Tamed” singer wore a red lace bra under a grey tank with black yoga pants for her midweek workout session.

Recently, the 19-year-old demanded that Twitter be made to enforce special security measures after getting a string of threatening messages on the social networking site.

A troubled Miss Cyrus tweeted, “I wont tolerate someone telling me 2 die. I think Twitter needs to take some responsibility and make it a safe environment!”

Meanwhile, there’s been no response to Miley’s concerns thus far,