Jessica Simpson pregnant rumors confirmed

Jessica Simpson/Twitter

Jessica Simpson and fiancé Eric Johnson announced on Christmas that daughter Maxwell Drew will be a big sister.

The singer posted an adorable pic of Maxwell smiling in the sand, etched with the message “BIG SIS.”

Simpson added the caption: “Merry Christmas from my family to yours!”

Lately, the 32-year-old has been showing off her post-pregnancy weight loss of 60 lbs. in commercials for Weight Watchers and working out with celebrity trainer Harley Pasternak.