Local Barbershop Quartets â??Ringsideâ? and â??Initial Soundâ? to perform prior to AMERICAN HARMONY! On Friday, Nike Scarpe Donna August 21 and Saturday, nike air max outlet August 22 prior to the 7:20 showtimes of AMERICAN HARMONY, air jordan retro 12 cheap local Houston barbershop quartets â??Ringsideâ? and â??Initial Soundâ? will sing a few songs for the guests at the Angelika. “Ringside” will be the featured performers on Friday and â??Initial Soundâ? will sing on Saturday. Both quartets will be there to answer questions and sing a few tunes in the lobby at 6:50pm and will do a short performance in advance of the 7:20pm showtime for the patrons of AMERICAN HARMONY.