Sony has a new promo for its full frame A99 DSLR that includes the VG-C99AM battery grip ($380 retail) and the $550 HVL-F60M speedlight flash for free.
B&H has a 20% off deal on Vello DSLR accessories through March 17. Some key deals include:
Wired ShutterBoss timer remote (for Canon DSLRs) for $42 (a very cheap time lapse controller)
There are lots of other solid deals to be found for Canon, Nikon and other brands. Check out the entire selection here at B&H Photo.