Where have you gone, Joe DiMaggio? Nowhere, according to Smash.

On tomorrow night's new episode, Marilyn: The Musical will start the casting process for its star's most famous love interest, though the leading contender for the role will cause a major problem for Julia. Elsewhere, Karen returns to to Iowa to attend a baby shower; while Eileen's ex-husband does all he can to shut down production.

Visit our Smash music now to browse through the original songs from this drama and then check out the preview below for "Enter Mr. Dimaggio."

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.