Derek Hough and Hayley Erbert tell PEOPLE at Elton John's annual Oscar viewing party on March 2 that that the documentary ...

Related: Hayley Erbert Reflects on Her Year Filled with ... "I just watched some things back from it and I’m like, just seeing her hair and where she’s come. It’s amazing," he continues.

Related: Hayley Erbert Reflects on Her Year Filled with 'Struggle and Heartbreak ... "I just watched some things back from it and I’m like, just seeing her hair and where she’s come. It’s amazing," he ...

Hayley Erbert is doing well now over a year after her emergency craniotomy and recently shared that she and her ...