They were having a wonderful time, eating and laughing and having fun, but the celebration was replaced with a unanimous, melancholy sense of self-loathing when they read those two words on the bottom of their check:             "fat girls"       It was scrawled in bubbly english script where the table number was supposed to go.       A party of four customers found this at the end of their night at the restaurant. Undeniably, they were all different shades of heavyset, and they were all insecure about it. In light of this, the name calling proved to be an especially low blow. They were quite justifiably furious. When the waitress