On this Satuday, all the astronomy clubs and planetariums worldwide will celerbrate astromony day. So check your local astronomy clubs or science centres for any star parties. Or you can go to this:
http://www.astroleague.org/al/astroday/adactiv04.htm
It will be fun 
In Toronto, there will be star party host by RCAS on satruday (april 24) from 1:30pm to 10:30pm .
for info:
http://www.ontariosciencecentre.ca/