Hayden Panettiere's costar Justin Chatwin reveals signs the 'really lonely' actress was struggling on final film before her death

Adorable video of 11-year-old Hayden Panettiere singing on Rosie O'Donnell's talk show goes viral

Hayden Panettiere suffered from ‘really severe’ health issues in months leading up to death: ‘Hard for her to move her legs’

Hayden Panettiere’s boyfriend Brian Hickerson dealt legal blow in domestic abuse case days before her death