They had to learn...

 It's horrid ...

 Topsy was a "...

 "You villain...

 A Cat Scout Song

 Dressed in his Best

 De Avonturen van ...

 Bye-By, Shan'...

 Swank!

 Mother Goose

 B Is Her Brother ...

 This Is a Farmer ...

 I'm Now at t...

 Le Voyageur

 A Quick Puff