Philadelphia Phillies star Bryce Harper was out and enjoying his last weeks before spring training on Monday night, taking in the College Football Playoff championship game between Ohio State and Notre Dame.

Philadelphia Phillies star Bryce Harper was spotted on the sidelines of Monday night's College Football Championship donning Ohio State gear. But why?

LeBron James and Bryce Harper headline Ohio State fans at Monday's CFP championship game vs. No. 7 Notre Dame. Here's more:

Benz Stadium to watch his beloved Ohio State Buckeyes play Notre Dame for the College Football Playoff championship Monday night.ESPN cameras showed James in a suite about 45 minutes before kickoff. He was in town the night before he and the Los Angeles Lakers were to host the Washington Wizards.

Los Angeles Lakers superstar LeBron James and Philadelphia Phillies slugger Bryce Harper were in attendance for Monday night's College Football

Lakers superstar LeBron James was seen rocking Buckeyes gear in a luxury box, while Phillies star Bryce Harper was also in attendance and on the field pregame. Buckeyes legend, and 1974 and 1975 Heisman Trophy winner, Archie Griffin was also on hand to cheer on his alma mater, while hip-hop star Travis Scott also attended.

LeBron James, a passionate Ohio State Buckeyes fan and Akron native, showed his support during the College Football Playoff (CFP) championship game on Monday night. Held at Mercede

Neither LeBron James nor Bryce Harper attended Ohio State, but they’re both big Buckeyes football fans. Naturally, they’re both in Atlanta for the College Football Playoff national championship game between Ohio State and the Notre Dame Fighting Irish.