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My dance class was doing a routine on wooden boxes two feet by two feet,facing the  audience  .All I had to do in the next move was put one foot on the box next to mine and keep my other foot on my box.It really was an  easy  move.I was concentrating so much on  keeping  the huge smile on my face and holding my head up that I did not look  [MASK]  I was going.I missed my partner's box altogether and  slipped  .There I was standing on the stage floor when my classmates were on top of their boxes.I could hear giggles coming from the audience,and I felt the  blood  rush to my face.I remembered my dance teacher had told us,"If you make a mistake,keep smiling so the audience will not  notice  ."