If you didn’t muster the courage to apply for the D.C. Comedy Fest back in January, then at the very least, watch the people who did. Starting tonight, the fest will feature three night’s worth of shows, including an ode to what Bush did right, finalists in a short comedy film fest and auditions for Leno and Lettermen where big-deal bookers like Bob Read of Last Comic Standing will hover in the audience, sniffing out…