The Bettys | th
A band led by Michael Knott. .
The Bettys is a popular chick rock band that Stacy Hirano and Candace Flynn are fans of. ("Ready for the Bettys")
The band seems to be a parody of the pop rock band based in Australia called The Veronicas (both of which are parodies of Archies comics characters, Betty and Veronica). .