This pretty much says it all:
You Are a Colon
Yes, the punctuation mark that I ended up being is homophonic with the part of your body that compacts fecal material and delivers it to the rectum for further delivery
I stole the idea from The Incomprehensible Alaina, who stole it from someone named Jen.
When you're done, tell me what you are.
Everyone back to your regularly scheduled frivolity.