I recently went from a D7000 to a D600 and now the D800 due to some issues with the 600. I am loving the 800 and need to look at my glass options now.
I currently have (all Nikkor) 50mm f/1.4, 105mm f/2.8, 24-120mm f/4 and 70-300mm f/4.5-5.6.
I do mostly family, portrait, sports, landscape...