Check out a preview clip from Part 3 of HBO's Mini-Series "Mildred Pierce." Make sure to catch the premiere of Part 3 on Sunday, April 3 at 9pm, only on HBO. For more information, visit br Watch Mildred Pierce online at HBO GO® br With HBO GO, you can watch every episode of Mildred Pierce on your iPad® (), iPhone® () or Android™ () smartphone. Free with your HBO subscription through participating TV providers.