Dan Willis in the West Side Story pit

Tip of the hat to Patty at oboeinsight for this one:

EDIT: I originally had an embedded video here, of a CBS news interview with Broadway woodwind doubler Dan Willis. It appears the video is no longer available. You can read a text summary here, at least for the time being. Below is a picture I stole from their website.

Dan Willis

It appears Mr. Willis is playing reed 3.