Looks like another date was added in Ontario, Canada:
Rose Theatre Main Stage
APRIL 28, 2012
Show Hours: 8:00 PM
The day after her birthday
-Lonnie "You Make Me Nervous" King
PS: I would like to go to the Richmond Hill show b/c my son is getting married in Niagara Falls on the 5th!
Well, congratulations on your son's upcoming marriage! And if you do go to the show, please tell us about it.