thevoicecast460.jpgMark Seliger/NBC

This promo photo for the upcoming season of The Voice was clearly taken before Shakira's pregnancy, but it's hot nonetheless!

The sexy Colombian beauty and Usher have replaced judges Christina Aguilera and Cee Lo Green.

We can't wait to see the energy these two talented singers bring ... especially mixed with veteran judges Blake Shelton and Adam Levine.

Season 4 is gonna rock ... literally!