"On Wednesdays we wear pink," G captioned her photo, referencing one of Mean Girls' most iconic lines.
It turns out that the star's pink hair hue is only temporary, though: G's friend Jenny revealed that their ombre effect was achieved with the help of a super pigmented wash-out pink hairspray. We are obsessed with their looks though!
What do you think of G's colorful ponytail? Would you ever try out pink hairspray paint yourself? Let us know your thoughts below!