DOLLY Parton's sister has pleaded with fans to pray for the country singer after the star canceled multiple appearances due to a health crisis.

The 9-to-5 hitmaker has been struggling with her health for weeks, forcing her to bow out of numerous scheduled gigs.

Now, it appears things are more serious than fans thought, as her sister, Frieda Parton, begged for prayers for Dolly in an emotional Facebook post on Tuesday.

Alongside a photo of the singer, dressed in full glam and gazing up at the sky with prayer hands, Frieda penned an emotional message.

"Last night, I was up all night praying for my sister, Dolly. Many of you know she hasn’t been feeling her best lately. I truly believe in the power of prayer, and I have been lead to ask all of the world that loves her to be prayer war

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