Street Legal? Baby Mama Jessica Simpson Flaunts Major Cleavage During 'Walk Around the Block'

You know, Jessica Simpson's a new spokeswoman for Weight Watchers.

But actually, here's hoping she doesn't lose too much weight. Her breasts are FREAKIN' GINORMOUS!!

See, "Street Legal? Jessica Simpson Posts Smokin' Mommy Walking Baby 'Around the Block' Photo on Twitter."

And folks aren't kidding around about this. She's got a huge rack.