updated 06/29/2012 AT 8:00 AM ET
•originally published 06/29/2012 AT 11:00 AM ET
There are few things more pressure-filled than helping a professional sports team win a national championship – but for LeBron James, one of them was popping the question to his longtime girlfriend, Savannah Brinson.
The Miami Heat star proposed to his high school sweetheart during a New Year’s Eve party in South Beach.
“I knew all my teammates and my friends and family was going to be there, and I thought I was ready to make the next step in my commitment with Savannah,” he tells Winfrey.