“The Voice” coach posed against a wall in a form-fitting blue dress that showed off her growing belly, while applying Eos’ Mint lip balm.
She captioned the photo, “Happy 1st Day of Summer! Keep those lips hydrated.”
Aguilera is expecting a baby girl with fiancé Matt Rutler. She has a son Max, 6, with ex-husband Jordan Bratman.
Singer Christina Aguilera shared the most adorable baby bump pic over the weekend.