Tongue twisters

Peter Piper picked a pack of pickled peppers,

A pack of pickled peppers Peter Piper picked;

If Peter Piper picked a pack of pickled peppers,

Where's the pack of pickled peppers Peter Piper picked?

Six sharp smart sharks

She sells seashells by the seashore.
The shells she sells are surely seashells.
So if she sells shells on the seashore,
I'm sure she sells seashore shells.

Roberta ran rings around the Roman ruins.

Denise sees the fleece,
Denise sees the fleas.
At least Denise could sneeze
and feed and freeze the fleas.

How much wood would a woodchuck chuck
If a woodchuck could chuck wood?
He would chuck, he would, as much as he could,
And chuck as much as a woodchuck would
If a woodchuck could chuck wood.