Brad Paisley is a good one, Nothing Bout You by Brooks and Dunn, Must be Doing Something Right by Billy Currington, Come a Little Closer by Dierks Bentley another one by Dierks Bently is Wait for Me, its an amazing duet with Allison Krauss, heres some more random ones

Wonderful Tonight - Eric Clapton
When I See You - Third Eye Blind
I Wanna Wake Up Where You Are - Goo Goo Dolls
I Only Wanna Be with You - Hootie and the Blowfish
I Go Blind - Hootie and the Blowfish
I Miss You - Incubus
Better Together - Jack Johnson
Lucky - Jason Mraz Feat. Colbie Callait
Raining on Sunday - Keith Urban
A Little more You - Little Big Town
First Love Song - Luke Bryan
Undeniable - Mat Kearney
When I See you Smile - Bad english
Tangled up in You - Stained
Ever the Same - Rob Thomas
My Best Friend - Tim McGraw

Hope this helps!