This is a rather smug Twitter Bird. The original file is in Illustrator CS3 format.
Feel free to use it on your personal blog or non-commercial website.
You do not have to notify me if you want to use this image.
You do not have to link back to me, or even credit me if you don't want to, but if you do, I would love it, I'll favorite your work and maybe throw a nice comment at you.
Please, don't claim it as your own, and don't sell it.
Thank you and have a nice day