On what grounds?
Your hurt feelings?
I think he more than paid the price by laughing and blowing coffee thru his nose at the same time.
It serves him right !
Give the department of ‘hurt feelings’ a 1000 word description of your ‘injuries’, and the complaint will be sent thru channels.
Now, I’m gonna bill you for my spilled ‘adult beverage’ exhaled thru MY nose onto my keyboard. ......Just have to figure which department to address my complaint.