Come on shrek it up

"come on shrek it up" is a mashup by Cami. It was uploaded on November 12, 2012. 
== Content ==
This is a mashup between "All Star" and "Escape from the City ...for City Escape" from Sonic Adventure 2. 
The title of the mashup is a pun between Shrek and one of Sonic's catchphrases, "Come on, step it up!".
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