New music: Christina Aguilera - Not Myself Tonight

For months, the world (OK, a few bloggers) has waited with bated breath to see whether the mysterious iamamiwhoami viral would reveal itself to be the comeback campaign of Christina Aguilera. We've almost forgotten why the 29-year-old was ever suspected of being behind such a weird set of videos. Maybe it's because someone heard her new single would be called Not Myself Tonight? Anyway, here's the actual Christina comeback – let us know if you like it.