you cant hold no groove chords

[clefface]

ok, so i can prety much play the song but the chords in section D are giving me hell
i have no idea how to play them, the C A B ect. I cant make that stretch and can't seem to find anouther way to play it, any help?

[EADG mx]

Barre the A and G and play the D string with your pinky.

[clefface]

:/ i cant bar the Bb my hands are two small right now as i reach for the G on the D string i come of the Bb flat so far ive just been useing 5ths but id like to get it down to a tee