>> i was shaking. my palms are sweaty. i'm kind of a little nauseous. it's really so scary to stand on this ledge and to just jump off of it. >> as leslie recovers from the excitement, austin is seconds away from putting his plan into action. from the top of the arch, austin begins lowering himself down to meet her. >> i got closer and closer until she looked up at me. i thought, surely she knows. surely she's expecting. >> but leslie thinks austin is on his way down to offer help, and she's not amused. >> when he was coming down, i was actually sort of annoyed. because like, okay, yeah, i freaked out at the top, but it's fine. i don't need your help. >> irritation is not exactly the emotion austin is hoping for. >> i had the ring in one pocket in case she said yes. and then i had some tissues and a fifth of vodka in my other pocket in case she said no. i'm kidding. i'm mormon. i don't drink.