How to play this song ?

These are single notes, not chords.
Each note must be played individually.

There are different notations, like, A B C , DO RE MI and Sa Re Ga.
Choose one that fits better for you.

You can distinguish the octave by the color of the note and if it is UPPERCASE (high pitch) or lowercase (low pitch). Enjoy

Hot and Cold

Katy Perry Pop

"Hot and Cold" by Katy Perry is a pop song originally released in 2008. It was written and performed by Katy Perry and co-written by Dr. Luke and Max Martin. The song talks about the confusing and unstable behavior of someone in a relationship, who frequently changes their feelings and opinions. A curious fact is that the music video showcases Perry as a bridezilla, reflecting the ups and downs of the lyrics. The melody is catchy and upbeat, featuring a mix of pop and rock elements.