Standard (EADGBE)

-- through first verse

(G accents) -- through second verse

(D G accents) -- rest of the way

The G accents get more prominent after the first chorus.

"But now...

Chorus

"Weeeeeeeeeeee'll float

Take life as it comes..."

I think that Bbmaj7 is really nothing more than Dm with a Bb bass note (so Dm/Bb), but I

play it as shown below: