GreenDay.com confirmed that the Kaiser Chiefs will be supporting Green Day for a handful of shows in the US from July 27th to August 7th.

They also announced ticket sale dates for all the US/Canada shows. Some tickets go on sale May 8th (majority of Canada dates and a few US shows), and the rest will be on sale May 15th and 16th, most sales start at 10AM. All of this information has been updated on the tour page. No word yet on pre-sales.