1: I don't believe she is a sorority member
because she would handle her business among her sisters and trot out some childish rhyme.
2: it's probably another ploy to start controversy
3: Debbie Allen first uttered that melodic phrase, in her role as Whitley's counselor
4: Yeah, I've got waaay too much time on my hands tonight
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Subtlety is the key ;o)