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Charlie Sheen has become the latest star to sign off from Twitter.

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It's not clear why the former "Two and a Half Men" star decided to tweet no more on Friday after one final message to his 7.7 million followers.

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Sheen signed on in March 2011, after he was fired from the sitcom and he took to the Internet to berate his former bosses.

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He has been a regular tweeter ever since, taking to the micro-blogging site to keep fans up to date with his crazy life, offer up sage-like advice and sayings and, most recently, promote his new comedy show "Anger Management."

His final tweet read: "reach for the stars everyone. dogspeed cadre. c out."