While nursing Harlow, now 3, in 2008, Nicole Richie said, "I really don't like [having big boobs]." Times sure have changed!
An insider tells the new issue of Us Weekly — out now! — that the Fashion Star mentor got implants this summer.
Still, "she's been open about it to friends," notes the first insider.
The second source adds that the House of Harlow 1960 designer wanted to improve her bustline for hubby Joel Madden, 32. "The pregnancies took a toll. She said breast-feeding killed what boobs she did have!"
For access to all our exclusive celebrity videos and interviews – Subscribe on Youtube!