Question: What American actor, better known by his stage name Alphacat, performed "Barack Obama vs. Mitt Romney," a song and music video, along with Peter "Nice Peter" Shukoff, and Lloyd "EpicLLOYD" Ahlquist?
Sentence (from "Presidency of Barack Obama"): The presidency of Barack Obama began at noon EST on January 20, 2009, when Barack Obama was inaugurated as President of the United States, and ended on January 20, 2017.
Relevant evidence: No