Episode 1556


 * On his first day of Snufflegarden, Mr. Snuffleupagus learns to how to underline.


 * Instead of going to the park to play in the sand, Oscar's niece Irvine has the sand brought to Sesame Street.


 * Big Bird counts to twelve in Buffy's counting class.


 * Oscar teaches Irvine grouch words that begin with the letter N.


 * Irvine's grasp of grouch is better than oscar expected.