"I had no idea she was going to wear the dress," said Costello, who admitted that he became discouraged when Beyonce performed in different outfit. "I was like, 'Ok, she didn't wear it.' Then moments later, there she is sitting next to Jay Z in the dress. I almost died."
There was some disagreement on our panel when it came to Madonna, who wore a tuxedo to match her son on the red carpet.
"I think that was awesome," said O'Dell. "What else was she going to wear and still match her son? What a great moment."
"I wasn't a fan of the tuxedo, but I thought it was cute that her and her son were matching," said Costello.
Click the video to hear the panel's thoughts on Pharrell's infamous hat.