Jessica Simpson: Motherhood Is the Best ? and the Most Challenging
But the Fashion Star mentor tells PEOPLE she feels like she's "done such a good job" parenting thus far

Source: http://feeds.celebritybabies.com/~r/celebrity-babies/~3/MFhEACB69yo/
Haylie Duff Heidi Klum Heidi Montag Hilarie Burton Hilary Duff