Yippy the Yellow Yak

There is A yak that teachers Know
His friends called him yippy
He Comes to School on Mondays Yes
Tuesdays, Wednedays, Thursdays Yes
He like school on Fridays Best
Yippy the Yellow Yak
Yesterday he Yacked Yuck
In Trashed Up the her School Yard
He Tied Yard up and Down the Swing
He yang my yo-yo and Broke the String
He Yelled and Messed Up everything
Yippy the Yellow Yak
Yippy Was in Trouble then
With all his Friends and Teachers
Monday his stop Being Bad
Tuesday and Wednesday he Was Glad
Thursday and Friday what Funny Had
Yippy the Yellow Yak