The Flash

is a  from. Created by writer  and artist, the original Flash first appeared in January 1940. Four different characters each of whom somehow gained the power of "super-speed"—have assumed the identity of the Flash:, (1940–present), (1956–1985, 2008–present),  (1986–2006, 2007–present), and  (2006–2007, 2009–present). The second incarnation of the Flash, Barry Allen, is generally considered the first hero of the Silver Age of comic books and the superhero has remained one of DC's most popular ever since. Each version of the Flash has been a key member of at least one of DC's premier teams:.

Episodes
The Flash and Batman appear to be Sheldon's favorite superheroes. He has three times appeared as the Flash and often talks about Batman.


 * "The Middle Earth Paradigm", all four guys show up at the apartment as The Flash to attend Penny's Halloween party.
 * "The Justice League Recombination", Sheldon dresses as the Flash and acts like him throughout the episode. At the end of the episode he imagines himself as The Flash and runs to the to scream in frustration.
 * "The Work Song Nanocluster", after Sheldon gets hyper from drinking coffee for the first time, he comes back into the living room dressed as The Flash and then run out for more coffee.