To show deep sympathy or empathy towards someone for their issues, more potently than soz or sozzles or an actual fucking word can achieve. It is the exact opposite of a Roflcopter
Occurs after an incident in which much socially unacceptable behaviour has occured. A sozzlefest takes place to apologise to the the general public. Flailing often occurs in conjunction with a sozzlefest.
Ms Nguyen: "What is Emily doing on the floor again?"
India: "Oh she just said something utterly ridiculous, hence the sozzlefest!"