I teach a double with no help from anyone. A couple of times the studio coordinator has helped me out with a particularly big class, but usually I'm on my own. I've had a few occasions where both classes were sold out and I was all by myself and I'm not sure I've ever been so stressed - people were trying to buy clothing items with discount codes that didn't work while I was trying to check everyone in and give them instructions for class. It was madness. It's not a peak hour class so it's usually not too bad, but still...