(read loud and repeat several times)
For beginners:
Three witches watch three swatch watches. Which witch watches which
swatch watch?
For advancers:
Three switched witches watch three Swatch watch switches. Which
switched witch watches which Swatch watch switch?
For professinals:
Three swiss witch-bitches, which wished to be switched swiss
witch-bitches,wish to watch three swiss Swatch watch switches.
Which swiss witch-bitch which wishes to be a switched swiss
witch-bitch, wishes to watch which swiss Swatch watch switch?
Have fun twisting your tongue!