Want to play Katy Perry's "Hot n Cold" on your ukulele? See how it's done with this free video ukulele lesson, which presents a complete breakdown of the song and its chords. While this tutorial is geared toward those who already have some knowledge of the ukulele, players of all skill level should be able to follow along given adequate time and effort. For more information, and to get started playing "Hot n Cold" on your own ukulele, take a look! The chords of the song are G, D, Am and C.