My question involves labor and employment law for the state of: california

Hello i recently lost my job so i filed for unemployment and was denied by false statements by me former employer.they said i used obscene language towards my boss.here is the story i have sun and mon off on friday a employee that i am training takes a order for 2500 tons of base. we are a recycled agregates company.We work in a office me ,my boss,and new employee.she lets me know and i write up the ticket and call it in.the day ends then on monday morning (its my day off) my phone is ringing non stop all morning finally when i get up i answer and its my boss yelling that the order was for only 25 tons and asking me who called it in and im trying to tell him thats what i was told that he was ni the office when the call came in and that he also knew.well he didnt like that called me a mother****er ....i said **** you and hung up now i cant get unemployment cause they said i used obscene language towards my boss.I got fired the next day i came in to work i never got to review or sign my write ups.Now i cant get unemployment