1. What strange thing can happen in a seiyuu hand-shake event ?

YuiKaori hand-shake event back in 2010
http://news.mynavi.jp/photo/articles/2010/07/26/yuikaori/images/008l.jpg

See what Yui was doing in the background.

2. What strange thing can happen to a seiyuu during an anime BD event ?

In a Muromi-san BD event earlier today, a man suddenly stood up and
proposed to Tamura Yukari.  He was then promptly escort out of the
event by venue staff.  And he was still asking why Yukari did not
respond to his proposal....

-- 
'CuSO4' Yung