Don't worry. Inclement weather (read: snow and slush and rain) has made it impossible for me to finish mine just yet either (I'm making an outdoor thing with Hidden People and the Shinto shrine near my apartment) The deadline was put in place to keep people from slacking off.
I am a community moderator, here to assist, keep the peace, and keep these boards clean and friendly for all. I am a volunteer, and not a Telltale employee, and my opinions are my own.
--Playin' poker with GLaDOS before it was cool--