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The country music world was saddened Sunday by the sudden passing of one of their own, Mindy McCready.

The 37-year-old country singer and mother of two young boys was found dead of an apparent suicide, and as news spread of her death, her fellow country stars took to Twitter to share their feelings about the late singer.

SODAHEAD SLIDESHOW: See the most moving celebrity Twitter tributes to Mindy McCready.

"I grew up listening to Mindy McCready...so sad for her family tonight. Many prayers are going out to them..." Carrie Underwood tweeted.

Some, like John Rich shared their personal connections to singer: "Very sad to hear about Mindy McCready," he wrote. "When I was in Lonestar she was our label mate and we were friends. A tragic end to a talented life."

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LeAnn Rimes added that she too had a relationship with McCready: "My heart goes out to Mindy McCready's family. I knew her well."

Wynonna Judd poured her heart out in a long series of tweets beginning with: "Oh my! Mindy. Dear sweet girl. This is so sad. It just breaks my heart what addiction continues to take from this life."

PHOTOS: See the latest celebrity pictures to hit the Internet.

From Carrie Underwood to John Rich, let us know: Who wrote the most moving Twitter tribute to Mindy McCready?