Thirty-two years ago, Sue Hipple lost her son to congenital heart defects, specifically to a condition known as Tetralogy of Fallot.

Babies born at Premier Health hospitals in February receive red keepsake hats from Heart Association to raise awareness of congenital heart defects.

Kylie Jenner's Red Heart Tattoo A photo posted by Kylie (@kyliejenner) on Aug 18, 2015 at 6:12pm PDT If you look closely you can spot Kylie Jenner's tiny red heart tattoo on the back of her arm.

Volunteers were needed to knit or crochet a tiny red cap for a baby, and they responded in record numbers after a TODAY story.

Duff later shared her delicate design of choice on Instagram — a tiny red heart on her outer left wrist.