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1.
The awkward emotion felt by onlooker, when someone writes what they think to be an amusing or exciting facebook update, and no one responds.
Cindy - 'Comment on this post and I will write you a lovely message!'
..........
..........
..........

no response....

Everyone else who saw this - 'Wow! that was some serious Facebook Tumbleweed!'
by bonnieisarabbit July 12, 2011