Rest in peace, Alan Thicke.
Click through the gallery below to see all the stars — including Hoda Kotb, Robin Thicke, and more — who paid tribute to the late Growing Pains actor following his tragic death.
"Went to bed early last night — just woke up and saw the news about Alan Thicke... We have lost such a wonderful, decent, caring, humble, amazing man. I just went on his twitter feed... and read. His humanity and humility is all there," Hoda wrote on Instagram.