Kevin Frazier helps boost the buzz for a possible Chicago Olympics! Kevin and ET were there as Oprah Winfrey and 150 U.S. Olympic athletes filmed the season premiere of her talk show at a downtown Chicago park to boost the city's bid to host the 2016 Summer Olympics.

Kevin got to chat it up with Oprah about her favorite Olympic moments and learned why Kobe Bryant says his gold medal means more to him than winning an NBA championship.

Also, see reactions from Michael Phelps and his mother about coming to "The Oprah Winfrey Show," premiering its 23rd season on September 8.