Dolly Parton, 80, Announces Shocking Career Shift!

surprised her fans on Tuesday by announcing her next career move amid ongoing health woes.

DOLLY: A True Original Musical is officially headed to Broadway, with previews beginning December 7 at the St. James Theatre in , following a sold-out run in her Nashville hometown last summer.

The 80-year-old country legend, who is only a Tony Award away from EGOT status, wrote the music, book and served as producer of the rags-to-riches show helmed by Tony-winning director Bartlett Sher and choreographed by .

DOLLY is scheduled to open January 19 - Parton's 81st birthday - with presale tickets on sale this Wednesday at 10am ET and general public tickets on sale this Friday at 10am ET.

'Now, this isn't a story about sparkle and shine on the outside,' the national treasure - who boasts 19.4 million social media followers - said in a video.

'It's about where I really come from, what I've lived, what I've lost, what I've loved and how I've found my way and told it in my own words and through the music that's been part of me every step of the journey.'

Parton added: 'Now, the musical has some of my big hits plus a lot of brand new songs that I've written just for the show. This really is a dream come true...and I can't wait to share it with all of you!'

DOLLY will take audiences on a journey through the life of the blonde bombshell 'from her barefoot beginnings in the Smoky Mountains of East Tennessee to performing in platform heels under the bright lights of Hollywood.'

DOLLY: A True Original Musical is officially headed to Broadway, with previews beginning December 7 at the St. James Theatre in New York City, following a sold-out run in her Nashville hometown last summer