If you have any “Guitar Heroes” in your home then this song is already stuck in your head, so you might as well learn to play it. I took a pass at writing out cougarman8′s arrangement below the video. If you spot mistakes, or can make it better, I welcome your assistance….
Modest Mouse: 
YouTube Channel: cougarman8
Chords and Lyrics: Modest Mouse Float On – Ukulele (not same chords as the lesson)
Chords:
G C E A
F – 2 0 1 0
Am – 2 0 0 0
F6/9 – 0 2 1 0
C – 0 0 0 3
Verse:
F – d-d-d-dudud
Am – d-d-d-dudud
F6/9 – d-d-d-dudud
F – d-d-d-
C – dudud
Riff Part 1:
A|—0-3-0–0000-|
E|-1——-3-000-| x 3
C|—————|
G|—————|
Riff Part 2:
A|-1-1-1-1-11111-|
E|-0-0-0-0-00000-| x 1
C|—————|
G|—————|
Chorus:
A|—–0——-0——-0——-0——-0——-0—|
E|—1—1—1—1—0—0—0—0—1—1—1—1-|
C|-0——-0——-0——-0——-2——-2——-|
G|————————————————-|