Tyrese's Radio Station Ejection The Blow-by-Blow

9/28/2011 11:23 AM PDT

Tyrese Gibson says the program director that kicked him out of a Delaware radio station yesterday was cursing and yelling behind the scenes -- all because the singer took a stand against liquor stores near schools.

Tyrese just called into TMZ to explain the whole situation -- it's pretty intense ... check out the audio.