People are like crazy

I missed an interview I was supposed to give on Tuesday. A phone screening for 10 minutes not like an in person or something substantial. I missed it because I had a new hire come in that I had to complete paperwork for and I lost track of time and missed the interview, totally my bad but in my eyes at least not the end of the world. I sent a request to reschedule and apologized. This morning I get an email from the guy saying he’s extremely disappointed in my lack of professionalism and he’s going to be calling my company’s president to tell them how I am a bad representative of my company. Like girl you at 50 years old applied to a basically intern job maybe that’s why you’re so pressed