Ohhhhh, took me a while, but the brown-haired girl in the last panel is Kaga, who had her hair dealies done up by the Sazanami-puchi's-bunnies. (And whose fault is it? NENOHI'S DA YO!)
Also, "cat day" would be pronounced "neko no hi", which itself, sorta-rhymes with "Nenohi", so we get to reference that signature pun again.
It's Cat Day!All those twos are kinda like Nyan-Nyan-NyanAfterwards, there was lots of lecturing.NyaaGu... Guma...What's the 22nd of Februrary?I'm really mad.K-Kaga-san... what...Therefore, let's bring in the Cat-Puchis!Eh... Why are you getting so angry?NiiOh?The non-cat puchi's have come to join in... Everybody's so fluffy!