A spokesperson for Jenny Craig insists that Kirstie Alley has maintained her 75 pound weight loss. Despite the rumors that she could be dropped from the campaign the spokesperson confirms, “Kirstie continues to play an integral role in our advertising campaign strategy".

Jenny McCarthy spoke with PEOPLE about her diet and super skinny opinion.

ON HER DIET:

Rather than taking her regular ride home, fitness buff Madonna extends her workout with a bike ride following a session at her London gym on Tuesday. Now isn't that a constructive idea?

AOL touches base on Hollywood's Hottest Diets.

Harley Pasternak's Five Factor Diet:

Lily Allen stocks up on her leafy greens while recovoring from sinusitis and strep throat.

Heidi Klum is now the new spokes model for the new Jordache ads and she's looking hotter than ever before. She credits staying active with the kids for her amazingly fit body.

The pregnant Nicole Richie drinks Jamba Juice for a healthy energy boost.

In an interview with Bazaar magazine Jess talks about her body.

On Gaining A Butt:

The latest issue of In Style magazine highlights Jessica's fitness and diet plan.

Talk show host Kelly Ripa has a humorous interview with Fitness magazine.

On looking great in jeans: