The app simulates a rescue phone call. The app can show a telephone number — a coworker's, your mother's — and a photo of the supposed caller. Although it can't guarantee your date will believe the fake excuse.
Besides the glittery, brooding vampires (and its author's inability to, in Stephen King's withering opinion, "write worth a darn"), Stephenie Meyer's "Twilight" series is notable for its protagonist's lack of innate survival skills. Bella Swan is perpetually shielded from harm by stronger male characters. True, these studs have the benefit of being vampires and werewolves, but were all those years of bra burning for nothing? Couldn't Bella at least, you know, have taken a jiu-jitsu class?