After the breakup, he threw himself a pity party and refused to go out.
После расставания он устроил себе вечеринку жалости к себе и отказался выходить на улицу.
Definitionen
A pity party is a gathering or situation where individuals express their grievances, sorrows, or misfortunes, often seeking sympathy or attention from others, typically characterized by self-indulgence in feelings of sadness or victimhood.