2 pages.
This is a fun icebreaker for the first day of school, and an easy way to help students learn to recognize their names. Clip art by djinkers.com

Point to 2 students as you sing the song and then use their names to fill in the blanks. Continue singing 'til you have used all of the names of the children in your class. 

Besides pointing, you could also hold up their name card to help with recognition.