DIDN'T CHA KNOW by Erykah Badu from the album "Mama's Gun" Beautiful tune with only two bass patterns. Bass enters with F (10th fret, G-string) on second beat of first measure. Play this part during the intro and refrain: G|---10-------8/10\8-|---10-------8/10\8-|---10-------8/10\8-|---10-------8/10-11-10| D|--8--8-----8------8|--8--8-----8------8|--8--8-----8------8|--8--8-----8----------| A|6-----9-6-9--------|6-----9-6-9--------|6-----9-6-9--------|6-----9-6-9-----------| E|-------------------|-------------------|-------------------|----------------------| Play this part during the verses: G|----10h11p10--13-11-10-----|----10h11p10--13-11-10-----| D|-----------h13---------11--|-----------h13---------11--| A|--13---------------------13|--13---------------------13| E|11-------------------------|11-------------------------| / slide up \ slide down h hammer-on p pull-off