I thought that was Pink Floyd...
Pink Floyd sings the song "Another Brick in the Wall, Pt. 2" which includes the line, "Hey, teacher, leave those kids alone!"
1978 or 1979
If you are referring to the Pink Floyd track "Hey You", it appeared on "The Wall" Lp (1979).
The Wall, Pink Floyd
I don't know what commercial your talking about really. But the lyrics(Together We Stand, Divided We Fall) are in the song: Hey You by Pink Floyd.
Hey Paula - song - was created in 1962.
Hey Ma - song - was created in 2001.
Hey You - Shakira song - was created in 2005.
Soujo boy or whatevs. I don't listen to him but I just know stuff.
Hey Oh - song - was created in 2003-09.
Hey Ho - Ludacris song - was created in 2010.