Matthew Knowles with Beyoncé by Steve Granitz/ WireImage.com
's father, Matthew Knowles - who is also her manager - is defending his daughter in the public spat between her and Aretha Franklin. "It's childish, it's unprofessional," he said Thursday,
reports. "And it's a sad day when egos get bruised because somebody used the word king, queen, prince or princess."
Franklin had taken umbrage to Beyoncé's introduction of Tina Turner as the "queen" ahead of their duet at Sunday's
. Franklin is known as "the queen of soul" - not to mention the original expert on getting r-e-s-p-e-c-t.
- Anna Dimond
"Queen of Soul" Slams Beyoncé's "Cheap Shot"