Nikon has announced the D5100 DSLR along with a shoe-mounted microphone, the Stereo Microphone ME-1.
Preorders:
Nikon D5100 + 18-55mm VR Lens Kit at Amazon.com
Nikon D5100 Body at Amazon.com
Nikon D5100 + 18-55mm VR Lens Kit at Adorama
Nikon D5100 Body at Adorama
More information and pictures are available on the I Am Nikon Blog.