Jennifer Hudson, Jessica Simpson Star in New Weight Watchers Commercial (Video)

Jessica Simpson and Jennifer Hudson have teamed up for a new Weight Watchers commercial.

The two spokeswomen talk up the successes they had had by using the program in the new Expect Amazing spot, which hit YouTube on Wednesday and will begin airing on TV starting Thursday.

STORY: Jessica Simpson to Remain as Weight Watchers Spokesperson, Stop Dieting Due to Pregnancy

"I was overweight my whole life," Hudson says in the commercial, while Simpson adds: "I obsessed about my weight my whole life.

Hudson, who next appears in a multi-episode arc on NBCs Smash, has said she lost 80 pounds on the weight-loss program, going from a size 16 to a 6.

STORY: Jessica Simpson Tweets Photo of Her Second Baby Bump

Simpson, meanwhile, signed a multimillion-dollar contract with the company while she was pregnant with her first child. After daughter Maxwell Drew was born in May, Simpson lost more than 50 pounds.

Last week, Simpson revealed that she is expecting her second child with fianc Eric Johnson and is not currently on the program.