Fortunately for you, we're here to help.
For the third straight year, NESN.com has put together 10 costume ideas for the Boston sports fan. Some past costumes include Milan Lucic's fight victims, Brian Scalabrine, "The Little Patriots Who Could" Danny Woodhead, Tom Brady's hair and a two-headed goaltending controversy of Tuukka Rask and Tim Thomas.
You can check out the 2009 list here, the 2010 list here, and click below for this year's top 10.
Click here to see the top 10 Halloween costume ideas for Boston sports fan >>