Worst manicure experience of my life!
Used to mock someone who is complaining about something that is of little or no importance, showing them that you do not care.
Person 1: I can't believe she got invited to the party before me!
Person 2: Yeah I know, worst manicure experience of my life!
Person 1: Ugh.
Person 2: Yeah I know, worst manicure experience of my life!
Person 1: Ugh.