Super Bowl 51 may be about football, but celebrities matter, too. Here's a breakdown of what is happening with entertainers on Sunday in Houston.
LUKE BRYAN DIDN'T PARTY TO PREPARE FOR SUPER BOWL
Luke Bryan, one of country music's top party boys, said he toned down his lifestyle in preparation of his performance at the Super Bowl.
"It's two months of preparation when you find out you're doing the anthem," Bryan said after singing the national anthem. "I haven't went out any night so I've been a good boy preparing."
He said he felt proud of his performance — especially after his fellow country singers contacted him to say they...