Other guest artist included: Horacio Gomez on keyboards, Edgardo Pais guitar; Mark Muller at Pedal Steel, Lap Steel and mandolin; Armando Montiel, Leonardo Munoz and Graham Hawthorne in percussion, and Celsa Mel Gowland and Lorena Alvarez in choir.
Mark Twain | Mark | Mark Wahlberg | Mark Knopfler | Mark Zuckerberg | Mark Rothko | Mark Antony | Mark the Evangelist | Gospel of Mark | Mark Ronson | Mark Spitz | Mark Foley | Mark Murphy (singer) | Mark Murphy | Mark McGwire | Mark Hamill | Deutsche Mark | Adolfo Müller-Ury | Mark Taper Forum | Mark Millar | Mark Lewisohn | Mark Kermode | Mark Lanegan | Max Müller | Mark Waugh | Mark Rydell | Mark Goodson | Johannes Peter Müller | Mark Owen | Mark Mothersbaugh |
God, Guns & Automobiles, a reality television show that airs on History network features Butler resident Mark Muller and his automotive sales business, Max Motors.