The 1930 sound film (part-silent Western, part musical revue) was called PARDON MY GUN (yes, you read that correctly) and it included a twenty-minute musical interlude by the Abe Lyman Orchestra, suitably attired in cowboy garb.
Here’s their exuberant TWELFTH STREET RAG, with the leader on drums, having a better time twirling his sticks than the law of the Old West might allow. The rousing trombone solo is by one Orlando “Slim” Martin:
And Al “Rubberlegs” Norman dancing to MILENBERG JOYS played by the Abe Lyman Orchestra:
Raucous music, eccentric dancing: why we love YouTube so!
Thanks to David J. Weiner for reminding me about this.