's gone short!

The sexy Colombian singer, who's been rocking long blonde locks for years now, debuted a drastic new 'do last night on her Twitter page -- posting a pic of her cute new bob.

Is it us, or does she look a lot like "Glee" star Dianna Agron now?

Let us know whether you prefer Shaki with long or short hair by voting in the gallery above -- plus see more stars who have gotten seriously cut!

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