Jessica Simpson introduces newborn Birdie Mae in adorable family photo

Jessica Simpson is introducing her new daughter, Birdie Mae, to the world.

Simpson posted a picture of her now-family-of-five in their Easter best to Instagram on Sunday. The adorable photo shows Simpson, 38, cradling 4-week-old Birdie, standing next to daughter Maxwell "Maxi" Drew, who turns 7 next month. Behind them is Simpson's husband, Eric Johnson, 39, holding their 5½-year-old son, Ace Knute.

The flower-filled photo is captioned, "Happy Easter from the Johnson Family, Party of 5!"

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Later in the day, Simpson shared two more photos of her girls in their matching floral dresses, one of Birdie alone and another of big sister posing next to the bassinet.

Birdie Mae Johnson

A post shared by Jessica Simpson (@jessicasimpson) on Apr 21, 2019 at 12:09pm PDT

The last post is captioned simply, "SISTERS #MAXIDREW #BIRDIEMAE"

Baby Birdie was born March 19 weighing 10 pounds, 13 ounces, Simpson's rep, Lauren Auslander, confirmed to USA TODAY.

💕 SISTERS 💕 #MAXIDREW #BIRDIEMAE

A post shared by Jessica Simpson (@jessicasimpson) on Apr 21, 2019 at 12:41pm PDT

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This article originally appeared on USA TODAY: Jessica Simpson introduces newborn Birdie Mae in adorable family photo