The countdown to The Office finale is on! Grab some of your favorite Dunder Mifflin merch – we’re giving all these goodies away on Instagram now! 

Decorate your walls with your favorite NBC characters! Join us on Instagram for your chance to win these classic posters. 

nbcchicagofire:

Want a Chicago Fire prize pack? Head over to Twitter NOW and enter to win! 

nbcparksandrec:

Are you ready to ROOMBAAAAAAA?!

Now’s your chance to enter to win a DJ Roomba!

Show us why you need a DJ Roomba by posting your fan art, sonnet, love song, video, essay or other fun creation to Tumblr and tagging it #WhyINeedADJRoombaSweeps.

Winner chosen by pre-designated entries. All entires must be signed in, follow us & live in U.S. Only 1 entry. NO PURCHASE NECESSARY. Must be 18+ and US resident. Ends 12/5/12 at 5PM PT. Click here for a complete list of rules

nbcrevolution:

Led Zeppelin’s music is featured in tonight’s episode, so we’re giving you a chance to win a “Celebration Day” CD/DVD pack!

Enter to win on Twitter now.

Two chances to win today! Follow @NBC and @NBCRevolution to enter.

Click the image to find out how you can win BIG tonight!

nbcrevolution:

Want to win a Revolution poster signed by J.J. Abrams and Eric Kripke? 

Follow us on Twitter and Pinterest for our EXCLUSIVE giveaway which is happening right NOW!