"I will!" said Sue.

Putting on their warm, outdoor clothes, the children went up on the flat roof. There was plenty of snow up there, and soon they were having a fine slide. It was rather funny to be sliding up on the roof, instead of down on the ground, as they would have done at home, but, as I have told you, New York is a queer place, anyhow.

After a while Bunny and Sue grew tired of sliding. It was snowing harder now, and they were cold in the sharp wind.

"Oh, Bunny!" cried Sue, "I wonder if Santa Claus can get down this chimney? It's the only one there is for Aunt Lu's house, and it isn't very big. Do you think Santa Claus can climb down?"

"We'll look," Bunny said.

But the chimney was so high that Bunny and Sue could not look down inside. They were very much worried as to whether St. Nicholas could get into Aunt Lu's rooms to leave any Christmas presents.

"Let's go down and ask her how Santa Claus comes," said Sue.

"All right," agreed Bunny, and down they went.

But when they reached Aunt Lu's rooms, Bunny and Sue found so much going on, that, for a while, they forgot all about Santa Claus.

For Aunt Lu was reading a letter, and Wopsie was dancing up and down in the middle of the floor, crying out: