So a girl met a guy at her sisters wedding.. (riddle)?

Question

And she is talking with him and flirting and stuff.

When the wedding is over he leaves before she could ask for his number. She doesn't know what to do and because desperate.

A week later she kills her sister.

Why?

Answer 1

The guy is her sister's husband!!

Answer 2

She kills her sister because it would draw attention to the guy and then she can see him and ask for his number? just guessing.

Answer 3

Her sister was sleeping with that man??  

Answer 4

It was her sisters friend or perhaps co-worker? Oh man I believe the answer above is right! My bad.

Answer 5

So he will show up at the funeral.

Answer 6

because it was the sisters husband

Answer 7

the guy is her sisters husband.

Answer 8

The man is the pastor and he only does weddings and funerals