The Gulf Road Show Starring Bob Smith was an early American prime-time variety television program which aired from 1948 to 1949 on NBC. According to IMDb, the 30-minute show changed format several times. As the title suggests, it was hosted by Buffalo Bob Smith, who was best known for hosting Howdy Doody, a popular daytime children's show of the era. It is not known how many episodes exist as kinescope recordings, however, Cab Calloway appeared as a guest in a surviving 1949 episode.
References
The Gulf Road Show Starring Bob Smith Wikipedia(Text) CC BY-SA