It's polite to excuse yourself after you burp.
Megan is on a date with a cute boy named Darren when she burps, making her feel embarrassed.
Megan wants to feel less embarrassed.
Megan apologizes to Darren for burping and says it was an accident.
Megan doesn't acknowledge her burp and distracts herself and Darren by talking about her hobbies.
Darren laughs at Megan's faux pas and sees her as down-to-earth and likable.
Darren thinks Megan is crude and has bad manners and decides he doesn't want to date her anymore.