Studies are showing that weight loss is a "three tiered approach:" diet, strength training and cardio. Click on the link below to find a high intensity workout from Oprah.com that will meet two of those requirements.
http://www.oprah.com/health/Get-Rid-Of-Muffin-Top-Best-Exercises-Muffin-Top
http://www.oprah.com/health/Get-Rid-Of-Muffin-Top-Best-Exercises-Muffin-Top