Irisu's, and Shinta's father's hospitalizations were pretty potent events.
Talking to Himself: This can happen whenever two characters that're controlled by the same RP-er interact. Which is more often than you think, since there are only about 7 of us around.
The Woobie: There's a little bit of this in everybody
Oftentimes someone (and sometimes more than one) will get Woobie of the Week status which can occur from history reveals, breakups, fights, and so on. How long it lasts and how often it occurs depends on the character in question.