2011 has been a season of both surprises and disappointments. Most of those disappointments have turned into frustration, and for good reason.
These frustrations have been well documented and range from contract disputes to disputes with coaches.
One player, Brandon Lloyd was so frustrated, he demanded a trade. His wish was granted as he was swiftly traded to the St. Louis Rams.
Michael Vick has been another one of the most frustrated players in the league, and his saga has played out in a very public manner.
Frustration has no doubt been one of the common themes of the 2011 season and here are some of the most visibly frustrated players in the NFL...