izit a warning?

i was vacuuming the carpet at the living room..
suddenly i heard 'kiang'..
den i quickly turn of the vacuum..
looking around..nothing..
den dono y i look up..
and saw the lamp above me drop down..
i was shocked!
aiks..luckily it still got sth hanging on it..
if not..sth may hav happen to me..
c the picture below
scared me..
y suddenly will drop out??
mayb is a warning or sth?
asking me not to do houz chores..haha..jk..