Kat Graham was on hand in Harlem NYC yesterday at the Bing And DoSomething.org Celebrating The Bing Summer Of Doing event at the Jacob H. Schiff Playground.  Kat performed for the BING and DoSomething.org volunteers as well as volunteered herself in rebuilding the “peace wall”, which is a wall constructed in the playground symbolizing the coming together after 9/11.  Click read more to see more photos of Kat on the carpet, performing as well as volunteering.