Here's the rest of that thing we were looking at the other day: Zigaboo Modeliste's playing on The Mob, from the Meters album Look-ka Py Py. On the first and last A sections, he improvises a non-repetitive groove, with the hihat sparsely played in an interesting way. See that previous Groove o' The Day from this album, and you can play the whole tune, except for a couple of fills.
The hihat is played pretty softly, except where it's accented, and by itself— on the accented snare drum/hihat unisons, play it light. Listen to the recording.
The 1 is a little hidden at the beginning of the track, so seeing the basic rhythm of the guitar riff written out will help you get oriented:
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