1, To Alice, formerly known as Symphony in A minor, is an independent piano sketch created by German composer Beethoven in 18 10, which is a commemorative work dedicated by Beethoven to "Alice". This work was discovered by later generations in 1867, and was later included in Supplement No.59 of Volume 25 of the Complete Works of Beethoven.

2. Blue Danube Waltz, Op. 3 14. OumlNen Blauendonau, Walzer, op.3 14), a famous Austrian musician, is known as "the king of waltzes" in Johann Strauss II's works. This song was written in 1866 and is called "the second national anthem of Austria".

3. The Waltz of the Voice of Spring, Op.410 (Frü hling Stimmen Walzer, Op.410) is an immortal masterpiece of the famous Austrian musician johann strauss II. Written in 1883. At that time, the author was nearly sixty years old, but the songs were still full of vitality and smelled of youth everywhere.

4. Symphony No.3 in E-flat major (Op.55, also called Hero Symphony) is a symphony composed by German composer Ludwig van Beethoven in 1804, Op.55..

5. Aria Sul G, also known as Song of G String, is the theme of the second movement of johann sebastian bach's "The Third Orchestra Suite", which is full of poetic melody beauty, making it a famous song. It is one of Bach's representative works.