Grey’s Anatomy: Katherine Heigl on Karev and Izzie Ending Up Together

Katherine Heigl talks to ET’s Katie Krause about Izzie Stevens and Alex Karev ending up together on ‘Grey’s Anatomy’ and if she would ever return to the medical drama. She also teases her new series, ‘Firefly Lane,’ out Feb. 3 on Netflix.

Exclusives from #ETonline :