I'm surprised your little brother doesn't get bored riding on the back of that bike.
4 seconds sound clip from the It's Arbor Day, Charlie Brown movie soundboard.
You can hear this line at 00:00:42.523 in the DVD version of the movie.
Quote context
[...]
- Okay, Mom. Rerun is all set to go.
- Does your mother take your little brother with her everywhere?
- Uh-huh. She says riding a bike is such good exercise that she's already lost three pounds.
- And from total fear, I've lost five pounds.
- I like the way your mother handles that bike.
- Yes, I must admit, her steering is getting a little better.
- Yesterday, we only hit four parked cars.
- I'm surprised your little brother doesn't get bored riding on the back of that bike.
- Well, I suppose he finds different ways to pass the time.
- And last but not least, the Arbor Day committee meeting.
[...]