Last week, Sarah Silverman made a funny video encouraging Jews to vote for Barack Obama. This has old timey comedian Jackie Mason striking back with a video of his own, which he made for the Republican Jewish Coalition. In it, he bashes Obama as having "done nothing" and Silverman as a "yenta" while urging Americans to vote for McCain. But, gee, in January Mason posted a video in which he calls McCain "filthy, disgusting." Which is it, old man? Both sides of Jackie's mouth after the jump. Vote McCain:

"Filthy, disgusting" McCain: