With a little over a week before Bruce Jenner's 20/20 interview with Diane Sawyer airs, the Olympian is heard speaking out about his reported transition to female for the first time in a new ABC promo.

"My whole life has been getting me ready for this," Jenner says in the clip.

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As if we weren't already on the edge of our seats, a narrator adds: "Bruce Jenner: The interview, the journey, the decisions, the future."

Bruce Jenner's interview airs on Friday, April 24 at 9/8c on ABC.