These days George Michael and Thierry Mugler seem to spend a lot of time in public restrooms and gyms, respectively. But back in 1992 they were busy at work, filming the video for Too Funky. You’ll recall, that’s the video that took Mugler’s motorcycle corset and robo-gear to a whole new level, as it did the supes of the day, already well-versed in vamping through music videos. This was that golden era. While doing nothing better today than loitering on YouTube, we found this behind-the-scenes look at Linda, Nadia, Tyra, Naomi and Estelle, plus a cameo by Rossi de Palma…