He was my hero and I was fortunate to get a very cool Old Man as my dad.
We appreciate everyones thoughts and prayers and ask that we are provided some privacy at this time.
Rick and his dad featured onPawn Stars, which follows the only family-owned pawn shop in Las Vegas.
The showcelebrated its 500th episodeearlier this year with a sale of a suit worn by George Washington.
I was lucky to be born a Harrison and learn so much about life from him.
I miss him and will carry him with me forever.
Its hard to believe he is gone, Russell tweeted.
He was such a big part of my life and treated me like family.
I will miss him greatly and carry the lessons he taught me throughout my life.
History also released a statement, commemorating Harrisons wisdom and candor.
