A legendary vocal team that earned massively renewed popularity when two of duo's biggest hits were featured in the movie smashes Top Gun and Ghost, the Righteous Brothers – now composed of co-founder Bill Medley and Bucky Heard – play a special April 27 concert event at Davenport's Adler Theatre, the 50-years-strong outfit beloved for such iconic tunes as “You've Lost That Lovin' Feelin'” and “Unchained Melody.”