Dena Blizzard, co-host of the PBS television show "Real Simple," a spin-off of Erin's favorite lifestyle magazine, gives the Mommies a preview of what's coming up on the show this season. Do you really need 8 glasses of water a day? Can you recreate the spa experience at home? Dena shares her experiences and talks about how she manages being a mother of three and a tv host. Did we mention she's also a stand up comic? Dena's one funny mother!