Not hard at all. I like to use a Capo I...but what ever floats your vocal boat. This is
a rough outline of the basic chords. I do a little more in terms of picking surrounding
[a lot of open d plucking] and so on...
[ Tab from: https://www.guitartabs.cc/tabs/d/doria_roberts/perfect_tab_ver_2.html ]
slap
E -----X---------X--------X----------------|
B -----X---------X--------X----------------|
G -0---X----2----X---4----X----5----5------|
D -----X---------X--------X----------------|
A -----X---------X--------X----------------|
E -0---X----1----X---3----X----5----5------|