the last slice of pizza

who did it

Frist I will investigate after school,before she could finish her sentence her teacher said today we are going to the president house then she said bingo

President house
"Good I bought my recorder I am going to record this whole place and cover it with white paint so no one will suspect anything and I will be coming every week because the president said if you have a herioc ticket you can come unaccouned anytime" said Dorris, the teacher said time to get back to school.

Next week
I think I can hear someone saying I ate the last slice of pizza but I don't know who I just carried the recorder and setoff I heard it on and on and on yeah I think I heard glass of wine breaking on some ones head I boy I don't want happing there all I know the prisedent is a vegetarian so he couldn't have eaten it
Next week
I visited the president again moved to the kitchen I heard a femilair sound on of the three is the pizza eater
1. Chef
2. Maid
3. Butler's
It one of the three