It's rude to date two people at the same time.
Brittney has been asked out next week by Todd and then her new neighbor Henry asks her out too.
Brittney wants to go on a date.
Brittney turns down Henry and only goes out with Todd since her asked her first.
Brittney makes a date with Todd for Friday night and a date with Henry for Saturday night.
Brittney has a nice date with Todd, and he asks her out again.
Todd happens to see Brittney on her date with Henry, and he awkwardly asks her what's going on.