Charles Barkley is just a treat of a human being, isn't he? A breath of fresh, honest air is what he is. He is also years behind in learning that Abe Lincoln was strongly opposed to, and helped end, slavery. But we'll give Chuck a pass since his ignorance tends to be more entertaining than it is offensive.
How about Ernie Johnson? He appeared to love the joke at first, but once Shaq joined the "Boss" party his face seemed to sour. Guess it's not funny when three gigantic black dudes pretend you're a slave owner for a few seconds. So weird.
Also, what prompted Kenny Smith to ask that question mid-segment in the first place?