Klassen, J. (2012). This is not my hat. Boston, MA: Candlewick.
A fish has stolen a hat from a big, sleeping fish. He likes this hat and plans on keeping it. He says noone saw him steal it or knows where he is going, except for a crab. The crab promised he would not tell anyone. He hides amongst some tall grass in hopes that noone will find him. Until the bigger fish wakes up and discovers where his hat has gone.
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