Another one for the mix is 'Patching Panda Hatz' it has the all-important Choke so the CH will close-off out the OH, it also has accents so you can run an accent pattern behind your main Hat patterns and make your hats more interesting.
Enjoy your spare HP, don't rush to fill every last space, this is not like filling sticker books. Resist the urge to 'complete' your rack, its never complete so just relax.