Happy National Pizza Day! By Cindy Goh / Feb 09, 2016 / Comic Happy National Pizza Day! Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Pinterest (Opens in new window) Tags: Happiness, National Pizza Day, Pizza, samuelism