Balotelli was a second-half substitute and was repeatedly told off from the touchline and by teammates. After the final whistle he was caught on camera throwing his shirt on the ground in anger.
"I have been at Inter since July 2008," said a disappointed Mourinho on RAI.
"If I try to remember all the times I've tried to educate a great talent, they are thousands and thousands. This is a Champions League semi-final, the second most important tie in club football, and something ugly happened."