Let's start jamming Blink-182 - Darkside chords, familiarize yourself with these chords - B, C#m, A, E, C#m, E, F# and C#m in sequence. Set your pace at 77 BPM initially and then sync up with the song's BPM of 155. With the song's key of E Major, set your capo to fit your vocal range and chord choice.