yeah ive seen a load of chord versions and one or two intros but i think there slightly so ive done the first section and hope its correct:) im still working on the second so plz dont ask me for it yet... E------------------------------------------------------------| B------------------------------------------------------------| G------------------------------------------------------------| D------------------------------------------------------------| A------------------------------------------------------------| E-0-5555-7-8-7-8-0-3-0-3-0-5555-7-8-7-8-10h11h12-10h11h12-8--| E------------------------------------------------------------| B------------------------------------------------------------| G------------------------------------------------------------| D------------------------------------------------------------| A------------------------------------------------------------| E10-12121212-10s8-10101010-8-7-8888-10-8-7-8-10-12121212-10--| E------------------------------------------------------------| B------------------------------------------------------------| G------------------------------------------------------------| D------------------------------------------------------------| A------------------------------------------------------------| E8-7-8-10-12121212-10-8-7-555535-555535----------------------| distorted powercord verse E----------------------------------------------------------------| B----------------------------------------------------------------| G--222-4545---------222-4545-79-79-5-7-9999-7-5-7777-5-4-5-5-5-5-| D2-222-4545-25-25-2-222-4545-79-79-5-7-9999-7-5-7777-5-4-5-5-5-5-| A2-000-2323-25-25-2-000-2323-57-57-3-5-7777-5-3-5555-3-2-3-3-3-3-| E0----------03-03-0----------------------------------------------|
https://primanota.net/dropkick-murphys/jhonny-i-hardly-knew-ya-chords.htm