Things to do instead of si:

Watch favorite movie
Go for a walk
Have a cup of tea
Break dishes ( if it's really, really bad)
Call a friend
Write on pc :-)
Journal
read a book
Color or paint or doodle
Pray or meditate
Go to friends house
Go to park or public place and sit with people
Jump on the bed
yell and scream
Punch pillows
Dance
Basically do ANYTHING as long as it is safe
do jumping jacks

Go to work if can