Fans have probably caught on to Demi Lovato's obsession with her manicures and now the singer will debut her own nail polish line.

The X Factor judge often posts photos on Instagram and Twitter showing off her painted nails. Most of the time, her nails have unique designs and unconventional colors.

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In September, she captioned one such photo, "My nails match my guitar... #alittlechipped #dontjudge thanks @stephstonenails for my once perfect nails!! Haha."

The 21-year-old will stretch her love for eccentric manicures into her own nail polish line in partnership with The New Black. The line will include bold colors, sparkles and studs.

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"I love all the products I created because I think they embody the qualities of a strong women," she recently told WWD. "It's fun to be able to create your own look down to your nails."

Lovato's nail polish line is expected to his stores in November and The New Black sells at Sephora. 

Scroll through our gallery to see some of Lovato's manicures.