A wealthy young society man is dating a beautiful young woman who he believes is also in his "class" because of her beautiful, classically trained singing voice.
A couple of theatrical producers try to get backing for their musical show.
To inherit a fortune, voice teacher Shemp must marry before six o'clock, but no girl will accept his proposal. Finally one of his repulsive students agrees to marry him, just in the nick of time.
Muggs' rich Uncle Pete is coming to visit. Unfortunately, Muggs' late father had bragged that he had seven kids, so Muggs recruits the members of the gang to pose as his family--including Glimpy as his sister, "Annabelle." Things turn sour, however, when a local mobster finds out about Muggs' dec...