seen live X4

There are at least three bands that are named Cog. One from Australia, one from the Philippines, and one from Croatia. 1)
Cog was a rock band from Sydney, New South Wales. Cog consisted of members Flynn Gower (lead guitar, lead vocals), Lucius Borich (drums, samples, backing vocals) and Luke Gower (bass guitar and backing vocals), who had been a band since 1998. Flynn Gower and Lucius Borich (the son of renowned Australian blues guitarist Kevin Borich) were friends at their Bondi high school in the 1980s.