this is my first bass tab but i think ive got it correct, but if theres any doubts just say
[ Tab from: https://www.guitartabs.cc/tabs/f/frank_zappa/muffin_man_btab.html ]
|---------------------------------------------------|
|---------------------------------------------------|
|-------------------2----2--4--4/7\4----------------|
|----2------2--4--4---------------------------------|
|---------------------------------------------------|
|---------------------------------------------------|
|-------------------2---2-2-2--4--4/7\4-------------|
|----2------2--4--4---------------------------------|
i think thats it but just repeat it over and over again
enjoy playing that
Ethan
