The Biggest Snowstorm Ever is the 28th episode of the fan fiction series, The Adventures of Amy and Tiff. It is one of three episodes that was released on December 27, 2011.
It starts to snow in Station Square and Cappytown. Sonic wants to go ice skating with Amy and their friends, but is told that there is work to do before they can play in the snow. Then things get worse -- the power goes out in Station Square, then the blackout expands all the way to Cappytown, causing most of the Cappies to take refuge to King Dedede's castle.