Transcript for Sneak peek at a surprise date gone wrong on 'The Bachelor'
We're back now with a sneak peek at tonight's new "The bachelor" episode. A one-on-one date that gets, well, a little awkward. Kaylee Hartung was on the scene when they shot this. She joins us now. Do tell all. Reporter: So Lara, this is one of the most highly anticipated episodes in bachelor history, and yes, we were there behind the scenes on a date with a twist that country music star's next hit song. I have a surprise for Victoria. We have our own private chase rice concert. Reporter: Tonight a one-on-one date that "The bachelor" fans can't wait to see, and "Gma" was there exclusively behind the scenes as pilot Pete and Victoria are both surprised by a roller coaster of emotions and the appearance of an old flame. Chase and I dated. I can't do this. Reporter: After melting Peter's heart on the runway -- I'm the luckiest guy in the world. Reporter: And struggling with her confidence. I just waned you to see me. Reporter: Victoria gets her chance to have all of Peter's attention. This has been, like, a childhood dream of mine forever. Today is, like, that perfect first date. There's a little bit of an adrenaline junkie in every are you testing her today? For sure. She's killing it. Absolutely killing it. I'm very impress. And killing you on the basketball court? That's accurate. I'm having the best time with him. That's what it's all about. It doesn't matter if it's raining. It's actually better. Some special moments. Definitely. Definitely special moments. I won't forget it. And it's not over yet. I know. Reporter: And the bachelor giving us an exclusive sneak peek at what happened when Victoria found out. I have one more surprise for Victoria. We have our own private concert. I turn the corner and I see chase, my ex-boyfriend. Nothing could be worse. I'm freaking out right now. Reporter: Peter's big surprise could ruin everything. You two having a good time tonight? The situation is so uncomfortable I want to die. I'm ready if you are ready You know this song. I do. I'm so scared to talk to him about it because it's, like, [ bleep ]. I'm, like, freaking out. I mean, truth be told I have never been a loyal "Bachelor" viewer, but I have been waiting months. We'll see what happens tonight at 8:00 eastern, 7:00 central on ABC. Oh my. Awkward. Coming up, everybody,
This transcript has been automatically generated and may not be 100% accurate.