Go to bed. From The Simpsons episode My Sister, My Sitter. Lisa is babysitting Bart and tells him to go to bed, but soon finds Bart eating bread in the kitchen claiming he thought she said "Go to bread".
Lisa: I thought I told you to go to bed!
Bart: Yeah right, bread. You said: go to bread.
Lisa: (clenching her teeth) I said, go to bed!
Bart: Yeah. Go to bread.
Lisa: B-E-D! BED!
Bart: Ohhhhh, bed! Ohh! Anything you say, sis!
Lisa: (growls) (twitches her eye)