There were two bands named The Beat, both active at the same time in the late 1970s and early 1980s. Both bands mutually decided to use different names while operating different parts of the world:
These are photos from concerts where The Beat played, so they may be of other bands that played the concert as well.
The Selecter / The Beat May 12, 2017 Leeds, England, United Kingdom Uploaded by Doll Wendy Stocking