Ive done a video lesson top this and the video is here

http://www.youtube.com/watch?v=eAEMaaXnZQY

This is how I play the bass line. Idk exactly how crowder's bassist does it but this is 
fun way to play the song and it fits. enjoy and please rate here and on youtube :)

Make a Joyful Noise
David Crowder
Lime Cd
Tab by: ibassforHim

Standard Tuning

Intro/Verse

G|-----------------------------------|
D|------------4-4h5p4----------------|
A|14s2*--2-2----------5*-5-5-7-7h9p7-|
E|-----------------------------------|

G|-------------------7---9-----7-----|
D|---------4-4h5p4----------7h9-9----|
A|2*--2-2----------5---7-------------|
E|-----------------------------------|

Chorus

G|----------------------------------------------------------------|
D|----------------------------------------------------------------|
A|3-3-3-3-3-3-3-3-2-2-2-2-2-2---2-3-3-3-3-3-3-3-3-2-2-2-2-3h5-3h5-|
E|----------------------------3-----------------------------------|

Grace and Peace,
Paul