You know what's really stunning about this? Neither of these guys became famous for dancing. Hope was, for a time, America's Comedian. And James Cagney was a great actor, one of the biggest movie stars of his era. But watching this clip, it's easy to believe that they both could have been just as big as song-and-dance men.

You know what's really stunning about this? Neither of these guys became famous for dancing. Hope was, for a time, America's Comedian. And James Cagney was a great actor, one of the biggest movie stars of his era. But watching this clip, it's easy to believe that they both could have been just as big as song-and-dance men.