以Practical Joke为题 写一篇100字左右的英语作文~

A gelatin mold should be made with Knox Unflavored Gelatin and red food coloring.One would think that a flavorless food would not be at all difficult to swallow,but believe me,from the looks of people who inserted cold masses of gelatinous glop into a mouth that was expecting sweets,the experience is unexplainably horrifying!Some claimed to be nauseated by the feel of it; others politely swallowed.