Tongue blisters...

I just got tongue blisters about 2 days ago and I am absolutely miserable!! It's so painful to eat and I can barely talk!... I'm so pissed because I have my very first job interview this Saturday, how am I going to be able to talk!!! I'm so stressed out right now! please can anyone give me any advice and how to treat them? possibly make them go away before Saturday?! any home remedies anything please help?! 😩😭