Confetti rains down during the ribbon-cutting and opening of Levi's Stadium. (AP Photo/Eric Risberg)
Members of the York family and Santa Clara politicians pose for pictures after the ribbon-cutting and opening of Levi's Stadium. (AP Photo/Eric Risberg)
San Francisco 49ers CEO Jed York speaks before the ribbon-cutting and opening of Levi's Stadium. (AP Photo/Eric Risberg)
San Francisco 49ers CEO Jed York speaks before the ribbon-cutting and opening of Levi's Stadium. (AP Photo/Eric Risberg)
Guests attend a party in the United Club after the ribbon-cutting and opening of Levi's Stadium. (AP Photo/Eric Risberg)
San Francisco 49ers head coach Jim Harbaugh shakes hands with construction workers just before the ribbon-cutting and opening of Levi's Stadium. (AP Photo/Eric Risberg)
Construction workers make their way to the ribbon-cutting and opening of Levi's Stadium Thursday, July 17, 2014, in Santa Clara, California. (AP Photo/Eric Risberg)
Confetti rains down during the ribbon-cutting and opening of Levi's Stadium Thursday, July 17, 2014, in Santa Clara, California. (Eric Risberg)
Levi's Stadium is ready to open. Photo taken on ribbon cutting day. (ABC7 News Reporter, Amy Hollyfield)
Levi's Stadium is ready to open. Photo taken on ribbon cutting day. (ABC7 News Reporter, Amy Hollyfield)
Ribbon cutting day at Levi's Stadium! Construction workers march down stairs to standing ovation before ribbon cutting. (ABC7 News Reporter, David Louie)
Ribbon cutting day at Levi's Stadium! An emotional 49ers CEO Jed York makes opening remarks. (ABC7 News Reporter, David Louie)
Ribbon cutting day at Levi's Stadium! (ABC7 News Reporter, David Louie)