Billboard premieres new single from the Pedrito Martinez Group feat. Ruben Blades April 1, 2016 Billboard has just premiered the first single “Compa Galletano” from the Pedrito Martinez Group’s newly announced album Habana Dreams (out 6.10.16)! The song features the great Rubén Blades, who guests on two tracks on the album. Click here to listen to the track! Pre-order the album on iTunes and get “Compa Galletano” instantly.