During a Super Bowl LIX press conference on Wednesday, Travis Kelce opened up about the support he's getting from his brother, Jason Kelce, and sister-in-law, Kylie Kelce, and what his three nieces will be wearing during the big game to show their support.

The Chiefs tight end dropped a clear hint about what his family members were going to wear—or rather, wouldn't wear—to the big game.

Travis Kelce has a sweet secret to his success. The Kansas City Chiefs tight end was quick to answer when asked if Mama Kelce will be making her “famous” cookies for this year’s Super Bowl. “Oh, you know it, you know it,” the 35-year-old told PEOPLE and other outlets during a media day on Thursday, Feb. 6. “Never played a Super Bowl without them.”