So here's a tab that I've done (my first) that I had to listen to try and roughly get.
Simple tab to do and it's fun to play along with.
E -----------------------------------------|
B -----------------------------------------|
G -----------------------------------------|
D --000-----777----555---333h2-------------|
A -----------------------------------------|
E -----------------------------------------|
[ Tab from: http://www.guitaretab.com/h/howard-shore/378427.html ]
E -----------------------------------------|
B -----------------------------------------|
G -----------------------------------------|
D --000-----777----55h2--------------------|
A -----------------------------------------|
E -----------------------------------------|
E -----------------------------------------|
B -----------------------------------------|
G -----------------------------------------|
D --000-----777----555---333h2-------------|
A -----------------------------------------|
E -----------------------------------------|
E -----------------------------------------|
B -----------------------------------------|
G -----------------------------------------|
D --000----3-5-7-7-------------------------|
A -----------------------------------------|
E -----------------------------------------|
Super easy, and although it can be improved into 2-3 strings up, it sounds similar.