Taipan TF black out

Did b2b rpm in taipan tonite, replaced david's class then my own class...... 1st class was awesome, great class & great response from the members. 2nd class, was not bad althought not as crowded as the 1st class. During my 2nd session, as i was teaching track 5 (interval), also a very intense song.........suddenly the whole gym went black out............music went HIAONG......... everybody was OOOHHHH......... me was AIYO YOOOooo..............went to next door checked out annie's BP class. She haven't start her class yet.......... woahahahah........ went back and told my members class that's all for 2day............ Not pretty sure what was going on. So i went home withouht taking shower.........Ping ngam ngam finished her BB.............ggrrrrr...............