5 Seconds Of Summer gives us an upbeat summer pop-punk song on their song "18". Lots of catchy riffs and and power chords in this tune. If you learn this song, you'll get to use a lot of guitar techniques including barre chords, power chords and a few single note lines too. Its a great song to practice switching between chords and riff too. Highly recommended for intermediate guitar players. Use the video above to help you learn the tabs below. Hope you enjoy this guitar lesson!