We don't usually see a lot of things coming from Christina Aguilera, especially on social media, but it looks like she's joined the bandwagon of sharing extremely sexy pics of herself. We usually get her normal dose of her on set of The Voice, and nothing much, except 21 hours ago, she posted this.

This is the usual stuff we see:

Nothing really crazy fascinating. Only thing topping that is probably her nude preggers shot:

Should Xtina use Instagram more often?

What do you think?