Trending in 2012: Gayle King walks through the top videos of the year

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Trending in 2012: Gayle King walks through the top videos of the year

Trending in 2012: Gayle King walks through the top videos of the year
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Trending in 2012: Gayle King walks through the top videos of the year

by CBSTV Videos 4:20 mins

From Gangnam Style to rapping Romney to "Call Me Maybe," CBS This Morning co-host Gayle King spoke with Youtube's trend manager, Kevin Allocca, to take a look back the 10 buzziest, most-viewed, most-discussed videos of 2012.

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