Original sentence: In May, 2009 Cookie Jar announced that they will re-brand KEWLopolis as Cookie Jar TV and launched the website:  which will be the website for Cookie Jar TV when the block is re-branded
Edited sentence: In May 2009, Cookie Jar announced that they will re-brand KEWLopolis as Cookie Jar TV and launched the website:  which will be the website for Cookie Jar TV when the block is re-branded