B&H is running a special on Lightroom 4 for only $99 when you buy any of the cameras listed below.
Canon 5D Mark III + LR4 for $99
Canon PowerShot S100 + LR4 for $99
Nikon Coolpix P7100 + LR4 for $99
Panasonic Lumix LX5 + LR4 for $99
Note that the LR4 discount link is on each of the product pages linked above.
This offer is available @ BH on many cameras above $300. check the page of the camera you are interested in.