Thousands of people lined Meridian and Pennsylvania Streets for the excitement of The 500 Festival Parade.

Country music singer Kellie Pickler peformed the parade's opening act.

CNN anchor Anderson Cooper served as the parade's grand marshal.

Fans waved to their favorite drivers who are participating in the 100th running of the Indianapolis 500 Sunday.

Crowd favorite's Helio Castroneves, Danica Patrick and Dario Franchitti were driven through the route as fans snapped pictures.

Butler University's Blue II and Jillian Michaels of TV's "The Biggest Loser" were on hand, as well as regulars like entertainers Florence Henderson and Jim Nabors.