Laura Bush — The Exclusive ET Interview!

Former First Lady Laura Bush gets personal with Mary Hart tomorrow on ET!

Mrs. Bush visits ET to talk about her just released memoir, Spoken From the Heart. She tells Mary how she survived husband George W. Bush's drinking years, she comments on Barbara Walters' upcoming heart valve surgery and tells how her mother-in-law, former First Lady Barbara Bush, underwent the same surgery and discusses her recovery, and much more!

For new secrets from the former first lady, tune in to ET on Wednesday.