When it comes to style, Lady Gaga has been known to show off nearly every color of the rainbow with her makeup, outfits, and, of course, hair. Bubblegum pink, icy blue, ombré peach — let's face it, Mother Monster has tried it all. As for her newest hue, that would be a beachy sea-green worthy of any mermaid's envy. This isn't your ordinary hair switch-up though; the singer-songwriter also unveiled that her latest hairstyle has a deeper meaning.