Can someone please help me?

Okay well my grandma barb died and the funeral is friday. My gma really wants to go and wants me to get a ride to school from someone who talks about me!? im furious with this. I want her to go but i dont want a ride from someone whos gonna talk about me. Id rather die and if i have to ill commit suicide cause i honestly dont want to deal with the crap.. its been bringing me down to much. Im on anti depressant pills and they dont even work anymre and i got on them like a month ago. What do you guys thing i should do?