Happy birthday to Ronnie Dunn! The singer and one-half of country's greatest duo turns 59-years-old today. During a career that's lasted over 20 years, Dunn has proven to be amongst the most versatile and talented vocalists in Nashville. He and partner Kix Brooks charted 26 No. 1 singles before separating to pursue solo careers. Which Brooks & Dunn song is your all-time favorite?

We've included the duo's signature songs on this ballad. Hits like 'Believe,' 'My Maria,' 'Only in America' and their early single 'Boot Scootin' Boogie' could be found on B&D setlists up until their breakup in 2010. Also included are 'Red Dirt Road' and 'Cowgirls Don't Cry,' a collaboration with Reba McEntire. If there's one we left out that you feel deserves attention, vote for it by explaining why in the comments section below.