Jessica Simpson shows off 100-lb weight loss as she gives a tour of daughter Birdie's bedroom

dailymail.co.uk:

Jessica Simpson continued to show off her incredibly slender frame while giving a tour of her three-year-old daughter Birdie's bedroom in a new Pottery Barn Kids ad.After opening up about her impressive weight loss journey and feeling comfortable enough to wear a bikini again, the 42-year-old singer put her svelte physique on full display in a cheetah-print maxi dress with a thigh-high slit and plunging neckline.

In the video, she gives fans a friendly 'welcome' to her little girl's room, which she reveals was designed by both Pottery Barn Kids and herself.

Trimmer than ever: Jessica Simpson continued to show off her incredibly slender frame while giving a tour of her three-year-old daughter Birdie's bedroom in a new Pottery Barn Kids ad 'I was really drawn to the geometric prints and color scheme.

This really, to me, is   Birdie's personality,' the mother-of-three gushed. Birdie's room is adorned with beautiful flower wallpaper, a plush, oversize giraffe toy, black and white striped pillows and a tree house twin-over-twin bunk bed.