An amazing DJ, DJ "Earworm" has done it again!  The greatest mash-up of the biggest songs of 2011.

Katy Perry had three songs make the 2011 wrap-up, while Lady Gaga only had one.

Here is 2011:

Remember this one?  This is 2010's:

And 2009's:

2008:

Which is your favorite?

 

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