So pitty-pat down the spirit came, noisily tumbling over the cord.

It was enough to make Sadie's heart pitty-pat with delight.

My heart gave a little pitty-pat and I swallowed it.

And yet they chops make my heart go pitty-pat.'

My heart continued to go pitty-pat.

Traveling with the director-designate to headquarters would have once made her heart go pitty-pat, but now she was bone-tired and worried sick.

Then Johnny Cricket's little bug heart went pitty-pat, and sounded as if it would run a race with the ticking of the clock.

'Her heart,' she said, 'was easily set pitty-pat now.'