A memory tickled at the back of my mind.

It reminded her of something, and the memory tickled at the back of her mind.

Some memory tickled at the back of Perrin's mind, then fled.

But even as he said the words, an elusive memory tickled the back of Nicholas's mind.

A memory tickled her mind as distant thunder rumbled, but it was banished by despair.

A dim memory tickled at Paul.

Finally, a dim old memory tickled her mind.

A memory tickled the back of Tyspin's mind.

Then a memory tickled the back of her mind of where she and Freddie had discussed the binder.

A memory tickled the back of her mind before she caught hold of it.