Almost a part of the family: The 40-year-old hyphenate has worked withe the Kardashians since he launched their reality show in 2007; here they are pictured in 2012
'I watched it back, and I thought it was very emotional and very compelling,' the small screen wonder said.
'We've got a two-part special where Bruce talks to his family about everything, which is extremely emotional and very, very raw.'
In the special, Jenner, 65, will tell the entire Kardashian-Jenner clan about his gender transition from male to female.
Bruce in the hot seat: 'I watched it back, and I thought it was very emotional and very compelling,' Seacrest said during Wango Tango
Tears from the heart: In the special, which airs May 17 and 18, Kendall Jenner, 19, cries
Not any easy thing to understand: The Estee Lauder spokesperson said she didn't want to lose her dad
'I do know they have a very powerful couple hours of TV coming up,' Ryan said.
He would not comment on how Kris, 59, Kourtney, 36, Kim, 34 and Khloe, 30, took the news.
The former Olympian already broke the news to the world last month in a 20/20 special with Diane Sawyer, where he showed her his female closet that had dresses and heels.
His new special is called Keeping Up With the Kardashians: About Bruce.
Very accepting of it all: Kim Kardashian has been a supporter, said Bruce
'I do want to meet her when he is ready, when we're both ready,' Kylie, 17, said in a clip, which also featured several flashback videos.
'You think someday, you're gonna get over it. These are my secrets that I have to deal with on my own,' Bruce spoke in the beginning of the one-minute clip.
She seems to take mom's side: Khloe Kardashian has been having a hard time, it has been reported
As seen in a previously aired KUWTK teaser, Bruce tells daughter Kendall, 19, about his personal struggles on camera, and in the newest trailer the rising supermodel tearfully talks to her father.
'I don't like it when people say Bruce is going to be gone,' she admitted while crying.
'I'm not going anywhere,' Bruce replied trying to comfort his teenager.
They divorced in December: Jenner, 65, with ex-wife Kris, 59, who made him a massive star
'My whole life has been getting me ready for this. It's not just the last few years,' he told Diane. 'I just can't pull the curtain any longer.'
Per Bruce Jenner's request, MailOnline will continue to use male pronouns until otherwise instructed.
On Monday it was revealed American Idol had been canceled by Fox. Ryan has been the host of the show since it kicked off in 2002.
Opening up for the first time: The former Olympian showing Diane Sawyer his closet of women's clothes
The judges this season are Jennifer Lopez, Harry Connick Jr and Keith Urban.
On Saturday Ryan was seen leaving Il Piccolino in West Hollywood with a new mystery woman.
His exes include models Shayna Taylor and Renee Hall.
A hot date?: On Saturday Ryan was seen leaving Il Piccolino in West Hollywood with a new mystery woman. His exes include models Shayna Taylor and Renee Hall
source: Daily Mail