Hi Wild Filly,
Here is the link to the Middleburg Classic Horse Show web page. A beautiful horse show that is for the benefit of “Food and Friends” Which is organization dedicated to helping those with AIDS/HIV and other life threatening illnesses have access to basic food and health, and the “Equestrian AIDS Foundation.”
http://www.middleburgclassic.com/
As for the Equestrian AIDS foundation there are many shows and concerts that benefut this great cause you can do an Internet and find many resources unfortunately I do not believe they have a website?
Here is the link for “Food and Friends”
http://www.foodandfriends.org/
Here is there goal.
“Food & Friends prepares, packages and delivers meals and groceries to more than 1,100 people living with HIV/AIDS and other life-challenging illnesses such as breast, lung and colon cancer throughout Washington, DC and 14 counties of Maryland and Virginia. For more than 14 years, Food & Friends has provided food and companionship to our clients, their loved ones and caregivers.”