They are particularly helpful to public speakers, such as actors, lawyers, and people who give corporate presentations, speeches and lectures.
The tongue twister will also help you if you are a student of English as a Second Language (ESL Students), giving you practice in improving your English pronunciation.
Ten tongue twisters, ranging from the world's most difficult tongue twister, to fairly easy ones. One or two are in verse, and there is even one I made up myself. Try them, and have a laugh.