1. December 6, 2013: Dogecoin is officially launched as a "joke" cryptocurrency by Billy Markus and Jackson Palmer.  

2. January 2014: The Dogecoin community raises $30,000 to send the Jamaican bobsled team to the Winter Olympics.

3. March 2014: The community raises $55,000 in Dogecoin to sponsor NASCAR driver Josh Wise.

4. December 2017: Dogecoin surpasses a $1 billion market cap for the first time during the 2017 cryptocurrency boom.