O frabjous day!

For some reason I thought today of Lewis Carroll.
 
“…Beware the Jabberwock, my son!
The jaws that bite, the claws that catch!...
 
…And hast thou slain the Jabberwock?
Come to my arms, my beamish boy!
O frabjous day! Callooh! Callay!”
He chortled in his joy.