Can I get upstairs in the library

Hint 1 of 7:

Yes. but it involves a magic spell.  Notice the statue in the library.

Hint 2 of 7:

Know what they call a statue that is just a head and shoulders ?

Hint 3 of 7:

Have you been to the Tappa Kegga Bru fraternity at night (after 8 pm)?

Hint 4 of 7:

Did you get the SKONN spell while you were there ?

Hint 5 of 7:

A head and shoulder statue is called a bust.

Hint 6 of 7:

CAST SKONN ON BUST. Now you can climb the bust.

Hint 7 of 7:

The KABBUL box is up there. Be sure and take the book downstairs.