10 pts for the first person to solve this easy riddle!?

on a friday aftertoon a man named Johnny was killed in his famous castle. Before he was killed there were 5 people there and each had made a statement; Johnny's Wife: I didn't kill him. i was sleep all day. Plumber: I didn't kill him. I was fixing the Toilet Johnny's sister: why would i... show more on a friday aftertoon a man named Johnny was killed in his famous castle. Before he was killed there were 5 people there and each had made a statement;

Johnny's Wife: I didn't kill him. i was sleep all day.

Plumber: I didn't kill him. I was fixing the Toilet

Johnny's sister: why would i kill him? He is my bro'

Johhny's best friend: I didn't kill him, i was playing Chess with his wife all day.

Base on the statements, who KILLED Johnny?
Update: oops i meant there were only 4 ppl there not 5... and you people are close
35 answers 35