April 23, 2017 1:20 am ‘Happy Days' Star Erin Moran Dies at 56 Erin Moran, who played Joanie Cunningham on the shows “Happy Days” and “Joanie Loves Chachi,” has died at the age of 56. Lolita Lopez reports for the NBC4 News at 11 on Saturday, April 22, 2017. US & World Videos 0:37 Ex-Abercrombie CEO arrested on sex trafficking-related charges 9:07 Selena Gomez and Benny Blanco's sweetest moments 2:13 Real-life ‘Karate Kid' meets his inspiration 2:12 What to expect in court as Trump faces 2020 election charges in DC 0:54 Parents can start helping teenagers to build a financial foundation at home without spending