We’re painting on #Periscope! Watch: http://t.co/BRespzzqKs Reply w/ #watchingpaintdry for a shot at $3K/free paint http://t.co/UNxSI1Fv1s— Glidden Paint (@glidden_paint) May 14, 2015
They've archived it on YouTube - it looks like it took an hour for each coat to dry:
Brilliant in it's simplicity, and presumably very easy and cheap to do... I'm not saying that it will have sold much paint, but I'd never heard of Gliddens before now.