I’m fascinated by Jonah Berger’s new book, “Contagious: Why Things Catch On,” so I invited him to join me today on America Weekend. We discussed how things gain word of mouth, whether companies can be successful by planning to create something viral, why Budweiser’s “Whazzup” campaign worked better than Geico’s “Caveman” ads, and why Rebecca Flack’s annoying song “Friday” racked up a couple of million views on YouTube. Listen, then click here to subscribe to these podcasts via iTunes!

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