http://labs.ideo.com/2012/12/14/happy-25th-birthday-gif/ http://labs.ideo.com/2012/12/14/happy-25th-birthday-gif/ seems pretty cool. We actually did this for a

http://labs.ideo.com/2012/12/14/happy-25th-birthday-gif/ http://labs.ideo.com/2012/12/14/happy-25th-birthday-gif/ seems pretty cool. We actually did this for a SxSW party this year. We were pleased with the results -- http://gifxgifw.tumblr.com/ http://gifxgifw.tumblr.com/ .