Blue hair, don't care: See Demi Lovato's new color

Demi Lovato performs during We Day in Toronto, on Friday Sept. 20, 2013. (AP Photo/The Canadian Press, Mark Blinch)

Did she decide to be Amanda Bynes for Halloween this year, too?

Demi Lovato showed up to Wednesday's "Tonight Show with Jay Leno" to perform her latest single, Neon Lights, with a shocking new hair hue: Cobalt blue.

However, the 21-year-old "X Factor" judge looks fierce with her new cut and color. We wonder if she'll rock the look when she comes to Philly for her 2014 tour.

What are your thoughts on Demi's 'do?