If you're still on the hunt for the GH3 camera, it's still out of stock on Amazon, out of stock at Samy's,
and still on back order status with B&H Photo Video. [Update] GH3 Cameras are now in stock via B&H Photo Video today. LINK: https://www.bhphotovideo.com/c/product/892456-REG/Panasonic_Lumix_DMC_GH3_Mirrorless_Digital.html.
Panasonic GH3 Camera Body (Black) - via B&H Photo Video
The GH3 camera bodies are also listed for regular retail price (not marked up) via eBay (click here).
Panasonic GH3 Camera Body (Black) - via eBay