This is Chemistry Bottle's Object Camp 23A challenge entry. Click the green flag again after you hear a "squish" sound so there aren't any timing issues. If you're still having trouble with lag, try using this: https://turbowarp.org/607519308 If you're still having problems, try watching the project until the end and click the green flag again so there's less lag.
The tuba image was from this project: https://scratch.mit.edu/projects/106632645/