Five years ago, in August of 2011, the Oak Ridge Boys were inducted into the Grand Ole Opry. The occasion marked one of the high points in the country quartet's four-decade career, which has seen the group score hits in country, gospel and pop.

But which of the Oaks' many songs is your favorite? Do you like good-time tunes like "Elvira"? Or maybe the heartbreak of "I'll Be True to You" is more your style.

Whatever your preference, vote for your favorite Oak Ridge Boys tune in the poll below; you can vote as often as once an hour -- and if you don't see your favorite song from the Oaks in this poll, let us know in the comments below!