Shania Twain celebrated turning 60 with an iconic throwback shared on Instagram Thursday.The "Man! I Feel Like a Woman!" singer wore a sparkling blue pantsuit with a silver-trimmed blazer in the dressing room snap, captured from before she hit it big in the country music industry.Twain shared her 1980s glam shot in a carousel which also featured a more recent image of the singer posing in a white button-down shirt with only a pair of black briefs underneath.SHANIA TWAIN'S READY FOR EVOLUTION OF COUNTRY MUSIC, SHARES KEY TO GOOD HEALTH AT 59Lyrics from her legendary song were written in bold behind the singer as she threw her arm in the air for the photo session.SHANIA TWAIN LAUGHS OFF ON-STAGE BLUNDER"Happy birthday to me! How can I be 60? So glad to have kept some photos from this time in the 80s when I had no idea what was ahead of me and Shania f**king Twain didnt exist yet," she captioned the series.APP USERS CLICK HERE TO VIEW POST"I cant begin to explain how grateful I am for the life that i have. For my family, friends, fans and the inspiration I get from all of you."LIKE WHAT YOURE READING? CLICK HERE FOR MORE ENTERTAINMENT NEWSTwain added, "Ive tried to stay true to myself along the way and thats my intention moving forward into the next chapter."The "Queen of Country Pop" is one of the best-selling music artists with more than 100 million records sold. She also holds the title as the best-selling female country music artist ever.The "That Don't Impress Me Much" singer released her latest studio album, "Queen of Me," in 2023. She previously told Fox News Digital that she's honored to witness the transformation from within her industry.CLICK HERE TO SIGN UP FOR THE ENTERTAINMENT NEWSLETTER"I'm also privileged to be a part of where the new country is going. I don't want to say new country, but the evolution of country music and where it's headed," she said.She added, "I love music, I'm a fan of music. I think the love of it keeps me going."When it came to any tips or tricks for maintaining health and wellness, Twain admitted the secret was simple."I enjoy good health and I think happiness has everything to do with it," the musician said.