The athlete also gave the "latest status" of their relationship.
The song will be featured on an upcoming holiday album that includes collaborations with Patti LaBelle and Jason's brother, Travis Kelce.
"It's a real honor to have my record serving as the anthem for this monumental moment," LL said.
One of the premier equestrian events in the world, Pegasus brings together thoroughbred racing with music for a day-long, festival-style experience.
The game against the Green Bay Packers kicks off on November 23.
The Grammy, Emmy and Oscar winner is taking her talents to the baseball diamond. Get all the details.
The former athlete was previously engaged to another superstar, Jennifer Lopez.
The Chiefs tight end's yard average reportedly doubles when the pop star is in attendance.
"This is another level of stardom that typically, football players don’t deal with," the Eagles player noted.
