Jess Simpson Reveals New Bod and Baby!

KATIE - 9/10/12 - On the premiere episode of "Katie," Katie Couric was joined by Platinum recording artist, TV personality and fashion designer Jessica Simpson, and nine-time Grammy-winning artist Sheryl Crow. (Disney-ABC/Ida Mae Astute)

Jessica Simpson stopped by Katie Couric's new day time talk show to show off her post-baby body!

You'll remember The Fashion Star mentor crept up to 170 pounds while pregnant and signed a reported 4 million dollar deal with Weight Watchers to drop the weight.

The singer/designer revealed she's lost 40 pounds since giving birth to daughter Maxwell just four months ago! And speaking of baby Maxwell....

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Look at this little munchkin!! Jessica proudly showed off her baby while chatting with Katie yesterday, saying "Motherhood is a dream!"

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