Title:Happy Song (Dum-Dum)
Artist:Otis Redding
there are only two basic riffs in this song so it makes it pretty easy
[ Tab from: https://www.guitartabs.cc/tabs/o/otis_redding/happy_song_tab.html ]
e|---14----12----10----14----12----10----14----12----10---10\12--12\14|
b|--x-----x-----x-----x-----x-----x-----x-----x-----x------x\-x---x\-x|
g|14----12----10----14----12----10----14----12----10------10\12--12\14|
d|--------------------------------------------------------------------|
a|--------------------------------------------------------------------|
E|--------------------------------------------------------------------|
(dum dum-dum dum-dum dum-dee-dum)
e|--------------------------------------------------------10\12--12\14|
b|---------------------------------------------------------x\-x---x\-x|
g|--------------------------------------------------------10\12--12\14|
d|-----------11-9p7------------11-9p7--------------11-9p7-------------|
a|0-7--9\11---------0-7--9\11---------0-7--9\11\12--------------------|
E|--------------------------------------------------------------------|
thats it have fun!