Refers to the fact that white people cannot dance.
If it's something that's really captured you, I'd like to encourage you, write to different screen writers, especially ones that you've seen write inter-racial couples well into other shows.
MadameNoire is a sophisticated lifestyle publication that gives African-American women the latest in fashion trends, black entertainment news, parenting tips and beauty secrets that are specifically for black women.
You can call it racism or reverse racism.
The media certainly can condition us to like certain things, but at the end of the day attraction happens outside of any theoretical constructs we discuss at length.