Tongue twisters 1

1. Purple Paper People, Purple Paper People, Purple Paper People

2.If
one doctor doctors another doctor does the doctor who doctors the
doctor doctor the doctor the way the doctor he is doctoring doctors? Or
does the doctor doctor the way the doctor who doctors doctors?   

"When
a doctor falls ill another doctor doctor's the doctor. Does the doctor
doctoring the doctor doctor the doctor in his own way or does the
doctor doctoring the doctor doctors the doctor in the doctor's way"

3.Sounding by sound is a sound method of sounding sounds.