Question: is in the hall of the mountain king classical?
Answer: In the Hall of the Mountain King. ... "In the Hall of the Mountain King" (Norwegian: I Dovregubbens hall, lit. 'In the Dovre man's hall') is a piece of orchestral music composed by Edvard Grieg in 1875 as incidental music for the sixth scene of act 2 in Henrik Ibsen's 1867 play Peer Gynt.