Mantan Moreland doing a vaudeville routine with his old partner

That would be the Mantan Moreland/Ben Carter Team's "Incomplete Sentences"Vaudeville routine. TCM just aired this one as part of their Scarlet (?) Day, and I was happily surprised to see the team, as this appears to be the only footage of them in action.. 

This clip also includes their routines from the next year's Chan film DARK ALIBI: