The Hannah Montana star, 16, was among a long list of celebrities who logged on to the site to post minute-by-minute updates on their thoughts and whereabouts.
She wrote: "FYI Liam doesn't have a Twitter and he wants ME to delete mine with good reason."
Cyrus did not elaborate before deleting the page -- prompting fans to unite in a bid to convince her to return.
As WENN went to press, fan page #mileycomeback had earned the No. 1 spot among Twitter's trending topics.
(c) 2009 WORLD ENTERTAINMENT NEWS NETWORK LTD. All global rights reserved. No unauthorized copying or re-distributing permitted.