13-year-old Bella Lund thought she was on the field during a University of Wisconsin-Madison football game as part of the team’s tradition of honoring a military family of the game during home games.

What she didn’t know was that her mom, Army Captain Jane Renee “J.R.” Lund, was returning home from a 6-month deployment in Afghanistan. Lund stood a few yards behind her daughter on the sidelines waiting to surprise her with a cheering crowd of more than 80,000 fans as an audience.

The reunion that followed is sure to warm any heart.

Check out the full video here: