Misplaced Modesty
The Gemara in Gittin (55b) tells the famously regrettable story of a wealthy man in the first century who sends his servant to deliver an invitation to his friend, a man named Kamtza, for an upcoming party.
Churban
The Talmudic account of a party invitation sent to the wrong man, and how his public humiliation led to the destruction of the Second Temple.
The Gemara in Gittin (55b) tells the famously regrettable story of a wealthy man in the first century who sends his servant to deliver an invitation to his friend, a man named Kamtza, for an upcoming party.