Lady Gaga’s fans couldn’t quite believe their eyes when they saw the singer and actress participating in a recent video ...

Leave it to Lady Gaga ... color and bleached-white eyebrows—clearly channeling her character Harley Quinn, the Joker’s lover ...

and later switched to a dark-hued mane in December — sharing several photos of herself with the deeper hair color on social media. Lady Gaga attends the Los Angeles Premiere of Warner Bros.