On the Air (radio play)

On the Air is a 1931 Australian radio musical comedy play. The music, book and lyrics were by Evan Senior. The "musical settings" were by Tim King and Walter Hurst. The play debuted on 5 August 1931 in Adelaide and was set in a radio station.

It was the first locally-written musical to be produced especially for Australian radio. Response was positive.

The show was re-broadcast two times the following year.