Joke from Rayah

Q:There was a 1 storied house and there was a man murdered . The police came and saw 3 people there at the time the man died. The police asked the butler, the maid and the friend. The butler said he was making tea. The maid said she was doing laundry upstairs and the friend said she was watching TV. Who killed the man?

The maid because the house was 1 story high and she said she was doing laundry UPSTAIRS!!!