Dorothy's 'Ruby' Shoes Could Get You Out of a Bad Date

Ruby, an app being developed, allows you to tap your heels together three times to generate a fake phone call.
1:56 | 10/30/14

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Transcript for Dorothy's 'Ruby' Shoes Could Get You Out of a Bad Date
And now the "Gma" heat index. There's no place like home when you're stuck on a bad date. So some new technology is making it easier to get out of it fast. And it's as easy as clicking your heels together. Sarah Haines has the story. Reporter: We have been there. You, your date, and then things get weird. I asked for more bread, but they haven't brought it yet. Reporter: Like Charlotte's blind date in "Sex and the city." You have to help me. Call me and tell me something bad happened. Reporter: But imagine with the click of your heels like in the wiz ard of oz -- There's no place like home. The ruby in your shoe, first date. Reporter: They are now in app form. And I went to Brooklyn to meet the oz behind it. You have a ruby, right? Clip it on to your shoes. It syncs with your smartphone, generate a fake phone call to get out of the bad date. Reporter: Back when I was single could have used that. You remind me so much of my mom, I love it. I love you. So I have 12 cats at home. I'd love for you to meet them. Reporter: You have 12 cats. I love animals. And with just three clicks, ruby triggers that fake phone call from any contact you choose. Oh, my god, it's George. Hello. Hey, George. No, I can talk. I'm sorry. I'm sorry. No, no, no, I'm not busy. No, no, no. There you have it. I'm sold. And I'm not the only one. Would you do it? Oh, yeah. Of course. Reporter: Can you think of any situations you would use this? Absolutely. Reporter: With a click of my heels, for "Good morning America," Sara Haines, ABC news, somewhere over the rainbow.

This transcript has been automatically generated and may not be 100% accurate.

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