Reach the indicated fame level to unlock the corresponding song.

Song	Fame level
"1812 Overture", by Tchaikovsky	Fame level 2.
"Bwv 1068:II, Air on a G String" by Bach	Fame level 3.
"Espana" by E. Chabrier	Fame level 4.
"Night on Bare Mountain", by Modest Mussorgsky	Fame level 5.
"Symphony No. 5", by Beethoven	Fame level 1.