Cheese Grater To The Face Time

to describe when any person, group of people, thing or situation would make you rather take a cheese grater to your own face than deal with what is in front of you.

"I went on this date with a dude who kept talking about his mother, total Cheese Grater To This Face Time" - sally

"how was sex with steve?" - lucy
"total cheese grater to the face time!" - Jane