One is Slow Dance with a space, the other is Slowdance without the space. One sounds appropriate for the Pretty In Pink soundtrack, the other (says Larry) provides "Grimy, sleazy, slizzard fun."
And which one is playing the Capitol Hill Block Party this weekend? NOT the one we (okay, I) originally wrote up in the guide. Oops! Turns out, the Slow Dance you can see at the Cha Cha on Saturday is the one that comes approved by Mr. Mizell. The Slow Dance with the space. The Slow Dance that doesn't sound anything like the Pretty In Pink soundtrack.
I regret the error.
Update your schedules accordingly. Now here's the correct Slow Dance: